List of Maryland state highways

Maryland Route 2 marker

Maryland Route 97 marker

Maryland Route 313 marker

Standard route signs in Maryland
System information
Maintained by mostly MDSHA; portions of some routes maintained by other agencies and jurisdictions
Highway names
StateMaryland Route X (MD X)
Special Routes:
  • Maryland Route X Alternate (MD X Alt.);
  • Maryland Route X Business (MD X Bus.);
  • Maryland Route X Bypass (MD X Byp.);
  • Maryland Route X Truck (MD X Truck)
System links

Maryland has an extensive system of state highways, exclusive of the national Interstate and U.S. highway systems, that serves all 23 counties and the independent city of Baltimore, almost every incorporated city, town, and village, and most unincorporated places in the state. These highways are each designated Maryland Route X, where X is a number between 2 and 999. The highways are typically abbreviated MD X, although MD Route X and Route X are used less frequently. Because Maryland does not have a secondary route system or signed county route systems, all state highways are part of the main numerical system. That means the same set of numbers is used for both major highways and minor service roads, and almost every number has been used at one time or another.

The Maryland State Highway Administration constructs and maintains the vast majority of state highways in the 23 counties of Maryland. The Baltimore City Department of Transportation maintains all state highways within the city of Baltimore. Several towns and cities also maintain all or parts of the state highways within their boundaries. There are a few instances where a county department of transportation maintains sections of a state highway. Two unique situations are that MD 200 is maintained by the Maryland Transportation Authority, which controls all of the publicly owned, tolled highways and bridges in the state, and part of MD 295, also known as the Baltimore–Washington Parkway, is maintained by the National Park Service as a National Parkway.

Maryland applies letter suffixes to route numbers as a way of organizing groups of related highways, such as a group of old alignments of a major highway, a group of service roads related to the construction of a major highway, or a combination of both. However, these letter suffixes are only used for inventory purposes and are never signed, with the exception of MD 835A. Since most routes with suffixes are very short highways of low importance, these highways are rarely signed with route markers. However, there are several numbered highways with several disjoint segments whose segments are denoted internally with letter suffixes but the segments are signed with the same numerical route marker; examples of these highways include MD 7, MD 18, MD 144, MD 648, MD 675, and MD 765.

There is no duplication allowed between U.S. and Maryland state highways unless the two highways are related. The only signed example of duplicate numbers is MD 222, which is the old alignment of US 222 before the latter was rolled back from Perryville to Conowingo. Duplication of number is allowed between Interstate and Maryland state highways. MD 795 is an unsigned short continuation of I-795. Also, MD 68 intersects I-70 in close proximity to I-68 that signs are posted on I-70 advising drivers of the difference between the roads.[1]

This list of Maryland state highways contains all existing state highwaysthat is, all highways with Maryland route numbersand all documented former state highways.

Number Length (mi)[2] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
MD 2 79.24127.52 SolomonsUS 1 in Baltimore 01927-01-011927current
MD 3 9.5615.39 US 50 / US 301 in BowieI-97 in Millersville 01927-01-011927current
MD 4 64.85104.37 MD 5 in LeonardtownPennsylvania Avenue in Washington, D.C. 01927-01-011927current
MD 5 74.34119.64 Point LookoutBranch Avenue in Washington, D.C. 01927-01-011927current
MD 6 47.3876.25 RiversideMD 235 in Oraville 01927-01-011927current
MD 7 22.8336.74 US 40 in RosedaleUS 40 / MD 159 in Aberdeen 01938-01-011938current Longest section
MD 8 8.3713.47 RomancokeMD 18 in Stevensville 01960-01-011960current
MD 9 01978-01-01197801978-01-011978 proposed renumbering of US 140 west of Reisterstown (now part of MD 140)
MD 10 7.1711.54 MD 2 in PasadenaI-695 in Glen Burnie 01972-01-011972current
MD 12 30.5749.20 VA 679 near StocktonMain Street in Salisbury 01927-01-011927current
MD 14 11.5118.52 MD 16 in SecretaryMD 313 in Eldorado 01927-01-011927current
MD 16 50.0680.56 Taylors IslandDE 16 near Andersontown 01927-01-011927current
MD 17 29.4947.46 VA 287 in BrunswickWolfsville 01940-01-011940current
MD 17 ClaiborneUS 213 in Easton 01927-01-01192701940-01-011940
MD 18 20.4732.94 Love PointMD 213 in Centreville 01927-01-011927current Contiguous sections
MD 19 8.6013.84 MD 213 in Church HillMD 313 in Ingleside 01927-01-011927current
MD 20 13.7722.16 Rock HallMD 291 in Chestertown 01927-01-011927current
MD 20 2.724.38 MD 151 in DundalkMD 150 in Dundalk 01927-01-01192701998-01-011998 Longest section
MD 21 2.423.89 MD 445 near Tolchester BeachMD 20 near Fairlee 01927-01-011927current
MD 22 13.0420.99 US 1 Business / MD 924 in Bel AirAberdeen Proving Ground 01927-01-011927current
MD 23 20.4632.93 US 1 in HickoryPA 24 near Norrisville 01927-01-011927current
MD 24 25.1740.51 Aberdeen Proving GroundPA QR 2055 in Fawn Grove, PA 01927-01-011927current
MD 25 26.8943.28 MD 2 in BaltimoreBeckleysville Road near Alesia 01927-01-011927current
MD 26 44.1070.97 US 15 in FrederickMD 140 in Baltimore 01927-01-011927current
MD 27 39.1763.04 MD 355 in GermantownMD 30 in Manchester 01934-01-011934current
MD 27 Georgia Avenue in Washington, D.C.US 40 in Ellicott City 01927-01-01192701934-01-011934
MD 28 37.3860.16 US 15 in Point of RocksMD 182 in Norwood 01927-01-011927current
MD 29 US 240 in GermantownUS 140 in Westminster 01927-01-01192701934-01-011934
MD 30 19.1630.84 MD 140 in ReisterstownPA 94 near Manchester 01927-01-011927current
MD 31 16.9527.28 MD 26 in LibertytownMD 140 in Westminster 01927-01-011927current
MD 32 51.7983.35 I-97 in MillersvilleWestminster 01927-01-011927current
MD 33 23.1737.29 Tilghman IslandWashington Street in Easton 01940-01-011940current
MD 33 BrunswickWolfsville 01927-01-01192701940-01-011940
MD 34 9.9516.01 WV 480 near Shepherdstown, WVUS 40 Alternate in Boonsboro 01927-01-011927current
MD 35 2.373.81 MD 36 in CorriganvillePA 96 in Ellerslie 01927-01-011927current
MD 36 29.4347.36 WV 46 in WesternportUS 40 Alternate in La Vale 01927-01-011927current
MD 37 West Virginia state line near RedhouseUS 40 at Keyser's Ridge 01927-01-01192701935-01-011935
MD 37 Garrison near the Gwynns Falls 01950-01-01195001998-01-011998
MD 38 5.679.12 WV 42 in KitzmillerMD 135 near Kitzmiller 01927-01-011927current
MD 39 6.2210.01 WV 7 in HuttonUS 219 in Oakland 01927-01-011927current
MD 41 6.7510.86 MD 147 in BaltimoreWaltham Woods Road in Carney 01962-01-011962current
MD 41 US 219 in OaklandMD 38 in Deer Park 01927-01-01192701956-01-011956
MD 42 15.0624.24 US 219 near McHenryPA QR 2013 in Asher Glade 01927-01-011927current
MD 43 8.6513.92 I-695 in ParkvilleMD 150 in Middle River 01963-01-011963current
MD 44 Fort Frederick State ParkMD 56 near Big Pool 01936-01-01193601969-01-011969
MD 45 30.0248.31 US 1 in BaltimorePA QR 3001 in Maryland Line 01957-01-011957current
MD 45 dead endUS 40 Alternate northwest of Frostburg 01927-01-01192701956-01-011956
MD 46 MD 295 in LinthicumBWI Airport 01950-01-01195001990-01-011990
MD 47 1.702.74 MD 36 in BarrelvillePA 160 near Barrelville 01927-01-011927current
MD 48 US 220 near DickensPennsylvania state line 01927-01-01192701950-01-011950
MD 49 2.694.33 MD 658 in La ValeGreene Street in Cumberland 01927-01-011927current
MD 51 25.5341.09 I-68 / US 40 / US 220 in CumberlandWV 9 near Paw Paw, WV 01927-01-011927current
MD 52 MD 51 in CumberlandChristie Road near Evitts Creek 01927-01-01192701956-01-011956
MD 53 3.335.36 US 220 in CresaptownUS 40 Alternate in La Vale 01927-01-011927current
MD 54 19.7931.85 MD 313 in Mardela SpringsDE 54 / DE 26 / MD 353 near Gumboro, DE 01969-01-011969current Length only includes the section of the Maryland and Delaware portions of Route 54 between the Maryland endpoints
MD 54 MD 17 in MyersvilleEasterday Road near Myersville 01933-01-01193301956-01-011956
MD 55 2.534.07 MD 36 in Vale SummitUS 40 Alternate in Clarysville 01927-01-011927current
MD 56 8.0813.00 I-70 in Big PoolMD 68 near Pinesburg 01927-01-011927current
MD 57 4.026.47 US 40 near Clear SpringMD 494 near Fairview 01927-01-011927current
MD 58 3.535.68 MD 63 in CearfossHagerstown 01928-01-011928current
MD 59 US 340 in JeffersonUS 40 Alternate in Middletown 01929-01-01192901956-01-011956
MD 60 3.535.68 HagerstownPA 316 near Leitersburg 01927-01-011927current
MD 61 1.943.12 WV 28 in CumberlandMD 51 in Cumberland 02001-01-012001current
MD 61 Antietam Drive near HagerstownEast of Hagerstown 01927-01-01192701956-01-011956
MD 62 3.886.24 MD 804 in ChewsvilleMD 60 in Leitersburg 01927-01-011927current
MD 63 16.9927.34 MD 65 near SpielmanPA 163 near Cearfoss 01927-01-011927current
MD 64 13.3321.45 US 40 in HagerstownPA 997 near Ringgold 01927-01-011927current
MD 65 11.7518.91 MD 34 in SharpsburgHagerstown 01927-01-011927current
MD 66 12.8420.66 US 40 Alternate in BoonsboroMD 64 near Smithsburg 01927-01-011927current
MD 67 12.2019.63 US 340 in WevertonUS 40 Alternate in Boonsboro 01927-01-011927current
MD 68 18.5029.77 US 40 in Clear SpringUS 40 Alternate in Boonsboro 01927-01-011927current
MD 69 Mount Zion Road near Braddock HeightsUS 40 Alternate in Braddock Heights 01927-01-01192701956-01-011956
MD 70 2.323.73 MD 450 in AnnapolisBestgate Road in Parole 01954-01-011954current
MD 70 US 340 in KnoxvilleFlorida Avenue in Brunswick 01927-01-01192701950-01-011950
MD 71 MD 26 in CeresvillePA 194 near Taneytown 01927-01-01192701956-01-011956
MD 71 US 50 in QueenstownDE 71 near Warwick 01956-01-01195601959-01-011959
MD 72 US 15 in LewistownNorth of Creagerstown 01927-01-01192701956-01-011956
MD 73 FrederickYellow Springs 01927-01-01192701969-01-011969
MD 74 FrederickPoole Jones Road near Frederick 01927-01-01192701956-01-011956
MD 75 28.4045.71 MD 355 near HyattstownMD 31 in New Windsor 01927-01-011927current
MD 76 5.699.16 MD 77 at Rocky RidgeUS 15 near Emmitsburg 01927-01-011927current
MD 77 20.7433.38 MD 64 in SmithsburgMD 194 in Keymar 01927-01-011927current
MD 78 AdamstownUS 340 near Frederick 01927-01-01192701970-01-011970
MD 79 0.851.37 MD 17 / MD 464 in RosemontPetersville Road in Rosemont 01927-01-011927current
MD 80 14.7923.80 MD 85 in BuckeystownMD 27 near Damascus 01927-01-011927current
MD 81 MD 806 in ThurmontFort Ritchie 01927-01-01192701977-01-011977
MD 82 MD 191 in BethesdaMD 410 in Chevy Chase 01929-01-01192901997-01-011997
MD 83 MD 31 in New Windsorone block south of MD 31 in New Windsor 01927-01-01192701956-01-011956
MD 84 5.759.25 MD 75 in New WindsorMD 832 in Tyrone 01927-01-011927current
MD 85 10.8217.41 MD 28 in TuscaroraFrederick 01970-01-011970current
MD 85 FrederickCarroll county line near MiddleburgMiddleburg 01927-01-01192701956-01-011956
MD 86 4.006.44 MD 30 in ManchesterPA 516 in Lineboro 01927-01-011927current
MD 87 CarrolltonMD 31 in Mexico 01927-01-01192701956-01-011956
MD 88 8.0112.89 MD 30 Business in HampsteadMD 25 near Butler 01927-01-011927current
MD 89 MD 88 in HampsteadCarrollBaltimore county line near Hampstead 01927-01-01192701956-01-011956
MD 90 11.8319.04 US 50 near WhaleyvilleMD 528 in Ocean City 01972-01-011972current
MD 90 HoucksvilleMD 30 in Hampstead 01927-01-01192701956-01-011956
MD 91 7.8612.65 MD 32 at GamberMD 30 near Upperco 01927-01-011927current
MD 92 MD 64 in SmithsburgEast of Smithsburg 01934-01-01193401956-01-011956
MD 93 MD 26 at Shervettes CornerCarrollBaltimore county line near Shervettes Corner 01927-01-01192701956-01-011956
MD 94 6.2510.06 Patuxent River near DamascusOld Frederick Road near Lisbon 01927-01-011927current
MD 95 West of ComusMD 109 at Comus 01930-01-01193001999-01-011999
MD 96 Union Chapel Road near GlenwoodMD 144 near Lisbon 01927-01-01192701956-01-011956
MD 97 55.2788.95 US 29 / MD 384 in Silver SpringPA 97 near Littlestown, PA 01927-01-011927current
MD 98 MD 32 in GlenelgMD 144 near Ellicott City 01927-01-01192701956-01-011956
MD 99 7.5712.18 MD 32 near West FriendshipUS 29 in Ellicott City 01927-01-011927current
MD 100 22.0535.49 US 29 in Ellicott CityMD 177 in Jacobsville 01970-01-011970current
MD 100 MD 99 near Ellicott CityHowardBaltimore county line near Ellicott City 01927-01-01192701956-01-011956
MD 101 MD 99 near West FriendshipHowardCarroll county line at Henryton 01927-01-01192701956-01-011956
MD 102 Ellicott CityMD 144 in Ellicott City 01927-01-01192701956-01-011956
MD 103 8.2913.34 St. John's Lane in Ellicott CityDorsey 01927-01-011927current
MD 104 1.141.83 MD 108 near ColumbiaMD 103 near Ellicott City 01979-01-011979current
MD 104 MD 103 near Ellicott CityHowardBaltimore county line at Ilchester 01927-01-01192701956-01-011956
MD 105 MD 144 in Ellicott CityMD 100 in Ellicott City 01927-01-01192701956-01-011956
MD 106 GlenelgUS 1 in Savage 01927-01-01192701946-01-011946
MD 107 4.797.71 MD 109 in PoolesvilleMD 28 in Dawsonville 01927-01-011927current
MD 108 34.2355.09 MD 27 in DamascusMD 175 in Columbia 01927-01-011927current
MD 109 11.8719.10 MD 107 in PoolesvilleMD 355 in Hyattstown 01927-01-011927current
MD 110 Old Annapolis Road near Mount AiryShirley Bohn Road near Mount Airy 01948-01-01194801949-01-011949
MD 112 2.814.52 MD 190 near SenecaMD 28 in Darnestown 01927-01-011927current
MD 114 MD 124 in GaithersburgGaithersburg 01930-01-01193001974-01-011974
MD 115 5.839.38 MD 124 in RedlandMD 655 at Norbeck 01928-01-011928current
MD 116 US 29 / MD 108 in AshtonBrighton Dam Road near Brinklow 01928-01-01192801960-01-011960
MD 117 12.6720.39 MD 28 in DawsonvilleMD 355 in Gaithersburg 01927-01-011927current
MD 118 7.0811.39 MD 28 in DarnestownMD 355 in Germantown 01927-01-011927current
MD 119 7.4712.02 MD 28 in RockvilleMiddlebrook Road in Germantown 01999-01-011999current
MD 119 Near GermantownMD 117 in Germantown 01927-01-01192701958-01-011958
MD 120 MD 118 in GermantownGermantown 01930-01-01193001999-01-011999
MD 121 3.966.37 MD 117 in BoydsStringtown Road in Clarksburg 01927-01-011927current section from MD 117 to MD 28 decommissioned 1999
MD 122 2.964.76 Rolling Road in WoodlawnCooks Lane in Baltimore 01991-01-011991current
MD 122 Clarksburg Road near DamascusMD 27 in Damascus 01927-01-01192701974-01-011974
MD 123 MD 75 near HyattstownMD 122 near Damascus 01927-01-01192701974-01-011974
MD 124 17.0327.41 MD 28 in GaithersburgMD 108 in Damascus 01927-01-011927current
MD 125 3.595.78 HowardBaltimore county line near WoodstockJust east of Dogwood Road in Randallstown 01927-01-011927current
MD 126 Windsor Mill Road in WoodlawnMD 26 in Baltimore 01927-01-01192701999-01-011999
MD 127 MD 140 in ReisterstownWestern Maryland Railway near Glyndon 01927-01-01192701987-01-011987
MD 128 7.6212.26 MD 30 / MD 795 in ReisterstownMD 25 in Butler 01930-01-011930current
MD 129 15.4324.83 US 40 in BaltimoreGarrison Forest Road near Reisterstown 01927-01-011927current
MD 130 5.578.96 MD 140 in GarrisonMD 25 in Brooklandville 01927-01-011927current
MD 131 3.064.92 MD 25 in BrooklandvilleMD 45 in Lutherville 01927-01-011927current
MD 132 2.153.46 AberdeenNorman Avenue in Aberdeen Longest section
MD 132 MD 131 near Mays ChapelTimonium Road near Mays Chapel 01930-01-01193001961-01-011961
MD 133 3.315.33 MD 129 in PikesvilleMD 25 near Brooklandville 01927-01-011927current
MD 134 1.632.62 MD 139 near TowsonRuxton Road near Towson 01928-01-011928current
MD 135 29.0046.67 US 219 in OaklandUS 220 in McCoole
MD 136 30.0448.34 MD 7 near RiversideMD 23 in Norrisville 01927-01-011927current
MD 137 8.5013.68 Gunpowder Road near HampsteadMD 45 in Hereford 01927-01-011927current
MD 138 9.2414.87 MD 45 in HerefordMD 23 in Shawsville 01927-01-011927current
MD 139 7.8812.68 US 1 in BaltimoreI-695 in Lutherville 01927-01-011927current
MD 140 49.7280.02 US 1 in BaltimorePA 16 near Emmitsburg
MD 141 MD 139 in TowsonUS 111 / MD 146 / MD 148 in Towson 01927-01-01192701961-01-011961
MD 142 Wiseburg Road in White HallMD 23 in Shawsville 01927-01-01192701981-01-011981
MD 143 MD 45 in CockeysvilleJust north of Bosley Road near Loch Raven Reservoir 01927-01-01192701983-01-011983
MD 144 17.5528.24 MD 807 in CumberlandUS 40 Scenic near Flintstone Longest section
MD 144 US 111 / MD 141 / MD 148 in TowsonHampton Lane in Hampton 01927-01-01192701940-01-011940
MD 145 10.3416.64 MD 45 in CockeysvilleMD 165 near Baldwin 01927-01-011927current
MD 146 16.8127.05 MD 45 in TowsonMD 23 near Jarrettsville 01928-01-011928current
MD 147 18.8230.29 US 1 in BaltimoreUS 1 / US 1 Business near Bel Air 01927-01-011927current
MD 148 US 111 / MD 146 / MD 141 in TowsonUS 1 in Perry Hall 01927-01-01192701963-01-011963
MD 149 White MarshChase 01927-01-01192701966-01-011966
MD 150 13.0120.94 US 40 in BaltimoreGraces Quarter Road in Chase 01927-01-011927current
MD 151 10.8017.38 Sparrows PointUS 1 in Baltimore 01927-01-011927current
MD 152 17.3427.91 Aberdeen Proving GroundMD 146 near Jarrettsville 01927-01-011927current
MD 153 US 1 in Bel AirMD 7 in Edgewood 01927-01-01192701940-01-011940
MD 153 I-70 in MyersvilleWolfsville 01956-01-01195601985-01-011985
MD 154 MD 22 near ChurchvilleKalmia 01927-01-01192701955-01-011955
MD 155 9.1214.68 MD 22 in ChurchvilleUS 40 / MD 7 in Havre de Grace 01927-01-011927current
MD 156 3.926.31 MD 22 near ChurchvilleMD 155 near Havre de Grace 01927-01-011927current swapped with MD 155 in 1952
MD 157 4.797.71 MD 158 in Sparrows PointI-695 in Dundalk
MD 157 MD 462 near AberdeenHavre de Grace 01927-01-01192701956-01-011956
MD 158 2.353.78 Riverside Drive in Sparrows PointNorth Point Road in Edgemere
MD 158 US 40 in BelcampCreswell Road near Belcamp 01927-01-01192701956-01-011956
MD 159 4.737.61 Bush RiverUS 40 / MD 7 in Aberdeen 01928-01-011928current
MD 160 MD 161 in DarlingtonUS 1 at Conowingo Dam 01930-01-01193001955-01-011955
MD 161 5.388.66 MD 155 near Havre de GraceUS 1 in Darlington 01927-01-011927current
MD 162 2.313.72 MD 176 near Glen BurnieMD 170 in Linthicum
MD 162 US 1 near DarlingtonSusquehanna River 01928-01-01192801956-01-011956
MD 163 MD 165 near PylesvilleDeer Creek 01933-01-01193301955-01-011955
MD 164 2.634.23 Carpenter PointMD 267 in Charlestown 01933-01-01193301979-01-011979
MD 165 20.3832.80 Just north of Long Green Pike in BaldwinPA 74 in Cardiff 01927-01-011927current
MD 166 2.714.36 I-195 in ArbutusMD 144 in Catonsville 01927-01-011927current
MD 167 MD 170 in LinthicumPatapsco River 01929-01-01192901974-01-011974
MD 168 1.282.06 Hammonds Ferry Road in North LinthicumMD 648 in Pumphrey 01929-01-011929current
MD 169 0.971.56 Hammonds Ferry Road in Linthicum HeightsMD 648 in Linthicum
MD 170 12.9820.89 MD 175 in OdentonMD 2 in Brooklyn Park 01927-01-011927current
MD 171 1.542.48 MD 2 in Brooklyn ParkMD 173 in Baltimore 01927-01-011927current
MD 172 0.170.27 U.S. Coast Guard YardMD 173 in Baltimore 01930-01-011930current
MD 173 13.7322.10 Fort Smallwood ParkMD 2 in Baltimore 01927-01-011927current
MD 174 5.949.56 Fort MeadeMD 3 Business in Glen Burnie 01927-01-011927current
MD 175 17.0127.37 Little Patuxent Parkway in ColumbiaMD 3 in Millersville 01927-01-011927current
MD 176 5.689.14 HanoverMD 648 in Glen Burnie 01929-01-011929current
MD 177 10.9217.57 MD 2 in PasadenaGibson Island 01927-01-011927current
MD 178 8.0612.97 MD 450 in ParoleVeterans Highway near Millersville 01927-01-011927current
MD 179 3.165.09 MD 648 near AnnapolisCape Saint Claire 01927-01-011927current
MD 180 14.6323.54 US 340 in KnoxvilleI-70 in Frederick
MD 180 Fort MeadeUS 301 in Millersville 01930-01-01193001946-01-011946
MD 181 0.160.26 Spa Creek Bridge in Annapolis 01927-01-011927current decommissioned in 1999 and recommissioned in 2009
MD 182 6.6010.62 MD 97 in GlenmontMD 108 near Sandy Spring 01927-01-011927current
MD 183 MD 97 in GlenmontMD 650 in Colesville 01927-01-01192701981-01-011981
MD 184 0.36[3]0.58 US 29 in Silver SpringBlair Road in Washington, D.C. 01927-01-01192701999-01-011999
MD 185 8.3213.39 Connecticut Avenue in Washington, D.C.MD 97 in Aspen Hill
MD 185 MD 184MD 605 01927-01-01192701958-01-011958 bridge over railroad that has nothing remaining
MD 186 1.522.45 Western Avenue in Washington, D.C.MD 410 in Chevy Chase 01927-01-011927current
MD 187 5.048.11 MD 355 / MD 410 in BethesdaExecutive Boulevard in North Bethesda 01927-01-011927current
MD 188 3.255.23 MacArthur Boulevard in Glen EchoMD 187 in Bethesda 01927-01-011927current
MD 189 5.058.13 MD 190 in PotomacMaryland Avenue in Rockville 01927-01-011927current
MD 190 15.8825.56 MD 112 in SenecaRiver Road in Washington, D.C. 01927-01-011927current
MD 191 7.1611.52 MD 190 in PotomacMD 185 in Chevy Chase 01927-01-011927current section from MD 190 to Macarthur Blvd decommissioned 1999
MD 192 2.824.54 Summit Avenue in KensingtonMD 97 in Forest Glen 01927-01-011927current
MD 193 26.0741.96 MD 185 in KensingtonMD 202 near Upper Marlboro 01927-01-011927current
MD 194 22.4036.05 MD 26 in CeresvillePA 194 near Taneytown 01956-01-011956current
MD 194 MD 195 in Takoma ParkMD 516 in Silver Spring 01927-01-01192701956-01-011956
MD 195 1.903.06 Carroll Avenue in Washington, D.C.MD 193 in Takoma Park 01930-01-011930current
MD 196 US 29 in White OakMD 198 in Burtonsville 01930-01-01193001999-01-011999
MD 197 14.6423.56 US 301 in BowieMD 198 in Laurel 01927-01-011927current
MD 198 14.1422.76 MD 650 near SpencervilleFort Meade 01927-01-011927current
MD 199 US 50 near Glenn DaleWashington, Baltimore and Annapolis Electric Railway 01927-01-01192701956-01-011956
MD 200 17.4728.12 I-370 in DerwoodUS 1 near Beltsville 02011-01-012011current
MD 200 MD 4 in Coral HillsMD 214 in Capitol Heights 01927-01-01192701955-01-011955
MD 201 9.4015.13 DC 295 near BladensburgMD 212 in Beltsville 01927-01-011927current
MD 202 13.9222.40 MD 450 in BladensburgMD 725 near Upper Marlboro 01927-01-011927current
MD 203 US 1 in College ParkBaltimore & Ohio Railroad 01927-01-01192701957-01-011957
MD 204 Takoma ParkMD 212 in Chillum 01928-01-01192801955-01-011955
MD 205 US 50 in BladensburgMD 430 in Greenbelt 01927-01-01192701956-01-011956
MD 205 MD 5 in WaldorfUS 301 / MD 5 in Waldorf 01989-01-01198901997-01-011997
MD 206 3.175.10 MD 212 near BeltsvilleOld Gunpowder Road in West Laurel 02014-01-012014current
MD 206 US 1 Alternate in Cottage CityUS 1 in Brentwood 01927-01-01192701970-01-011970
MD 207 MD 208 in Cottage CityBunker Hill Rd. in Cottage City 01927-01-01192701970-01-011970 2 roads on each side of the Amtrak train tracks.
MD 208 1.862.99 US 1 Alternate in Cottage CityMD 500 in Hyattsville 01927-01-011927current
MD 209 MD 212 in ChillumHyattsville 01927-01-01192701946-01-011946
MD 210 20.8633.57 Indian Head Naval Surface Weapons CenterSouth Capitol Street in Washington, D.C. 01955-01-011955current
MD 210 Queens Chapel Road in Washington, D.C.MD 209 in Hyattsville 01927-01-01192701946-01-011946
MD 211 Sargent Road in Washington, D.C.MD 212 in Chillum 01927-01-01192701997-01-011997
MD 212 10.4316.79 Riggs Road in Washington, D.C.MD 201 in Beltsville 01927-01-011927current
MD 213 68.25109.84 MD 662 in Wye MillsPA 841 near Fair Hill
MD 214 24.9740.19 East Capitol Street in Washington, D.C.Beverly Beach 01927-01-011927current
MD 215 MD 103 near ElkridgeUS 1 in Elkridge 01927-01-01192701956-01-011956
MD 216 9.0614.58 MD 108 in HighlandMD 198 in Laurel 01927-01-011927current
MD 217 MD 103 near ElkridgeIlchester 01927-01-01192701956-01-011956
MD 218 1.141.83 Suitland Road in Washington, D.C.MD 458 in Suitland 01927-01-011927current
MD 219 0.220.35 Section of future course of US 219 in Oakland
MD 221 0.590.95 Section of RitchieMarlboro Road through its interchange with I-95 / I-495 near Largo
MD 221 MD 214 near LargoMD 4 near Upper Marlboro 01927-01-01192701955-01-011955
MD 222 11.3618.28 MD 7 in PerryvilleUS 1 near Conowingo 01972-01-011972current
MD 223 12.6520.36 PiscatawayMelwood 01927-01-011927current
MD 224 26.7042.97 MD 6 at RiversideMD 227 at Pomonkey 01927-01-011927current Section along MD 227 to MD 210 deleted 1956; section along MD 210 and Livingston Road deleted 1955
MD 225 10.5917.04 MD 210 in Potomac HeightsUS 301 in La Plata 01927-01-011927current
MD 226 MD 224 at Bryans RoadMarshall Hall 01927-01-01192701956-01-011956
MD 227 13.9622.47 Marshall HallUS 301 in White Plains 01927-01-011927current
MD 228 6.8611.04 MD 210 in AccokeekUS 301 / MD 5 Business in Waldorf 01927-01-011927current
MD 229 5.258.45 MD 227 near BennsvilleMD 228 near Bennsville 01995-01-011995current
MD 229 MorgantownMD 3 at Wayside 01927-01-01192701956-01-011956
MD 230 MD 3 at NewburgMount Victoria 01927-01-01192701956-01-011956
MD 231 16.3926.38 Olivers Shop Road near BryantownMD 765 in Prince Frederick 01927-01-011927current
MD 232 MD 234 at WicomicoMD 382 near Waldorf 01927-01-01192701989-01-011989
MD 233 MD 5 near WaldorfCharlesPrince George's county line near Aquasco 01927-01-01192701956-01-011956
MD 234 19.0230.61 US 301 near NewburgMD 5 in Leonardtown 01927-01-011927current
MD 235 30.6349.29 MD 5 in RidgeMD 5 in Oraville 01927-01-011927current Longest state highway within a single county
MD 236 6.199.96 MD 234 near Budds CreekMD 5 in Charlotte Hall 01930-01-011930current
MD 237 2.954.75 MD 246 in Lexington ParkMD 235 in California 01987-01-011987current
MD 237 MD 234 / MD 238 at ChapticoMD 5 near Leonardtown 01927-01-01192701961-01-011961
MD 238 10.8317.43 MD 242 near BushwoodMD 5 near Morganza 01927-01-011927current
MD 239 1.642.64 BushwoodMD 242 near Bushwood 01927-01-011927current
MD 241 MD 242 / MD 470 at AvenueAbell 01928-01-01192801956-01-011956
MD 242 12.8020.60 Coltons PointMD 5 at Morganza 01927-01-011927current
MD 243 4.627.44 ComptonMD 5 in Leonardtown 01927-01-011927current
MD 244 10.4816.87 MD 5 near LeonardtownMD 249 in Valley Lee 01927-01-011927current
MD 245 7.5512.15 MD 5 in LeonardtownSotterley 01927-01-011927current
MD 246 3.355.39 MD 5 in Great MillsNaval Air Station Patuxent River 01927-01-011927current
MD 247 2.894.65 MD 5 near LovevilleOakville Road in Oakville 01942-01-011942current
MD 247 2.894.65 MD 246 in Lexington Parknear Hermanville 01927-01-01192701933-01-011933
MD 248 MD 246 near JarboesvilleCedar Point 01927-01-01192701943-01-011943
MD 249 9.8415.84 St. George IslandMD 5 at Callaway 01927-01-011927current
MD 250 West of Valley LeeMD 249 at Valley Lee 01927-01-01192701946-01-011946
MD 250 0.190.31 US 13 Business in Pocomoke CityUS 13 / US 113 in Pocomoke City 01946-01-011946current
MD 251 MD 249 at Valley LeeDrayden 01928-01-01192801946-01-011946
MD 251 MD 430 at Berwyn HeightsMD 434 at Berwyn Heights 01946-01-01194601977-01-011977
MD 252 Millers Wharf RoadMD 5 at Ridge 01927-01-01192701983-01-011983
MD 253 1.342.16 MD 214 in EdgewaterMD 2 in Edgewater 01927-01-011927current
MD 254 MD 424 in DavidsonvilleMD 2 in Edgewater 01927-01-01192701939-01-011939
MD 254 1.252.01 Cobb IslandMD 257 near Rock Point 01958-01-011958current
MD 255 4.216.78 MD 2 near OwensvilleGalesville 01927-01-011927current
MD 256 5.288.50 MD 2 in Tracys LandingMD 468 in Shady Side 01927-01-011927current
MD 257 MD 2 in Tracys LandingDeale 01927-01-01192701939-01-011939
MD 257 9.7515.69 MD 254 near Rock PointUS 301 in Newburg 01957-01-011957current
MD 258 7.1311.47 MD 4 in BristolMD 256 in Deale 01928-01-011928current
MD 259 2.674.30 MD 794 in BristolMD 408 near Lothian 01928-01-011928current
MD 260 8.6813.97 MD 4 at Lyons CreekMD 261 in Chesapeake Beach 01927-01-011927current
MD 261 12.8620.70 MD 263 near ParranMD 778 in Friendship 01930-01-011930current
MD 262 4.477.19 Lower MarlboroMD 4 in Sunderland 01927-01-011927current
MD 263 6.179.93 MD 2 / MD 4 near HuntingtownPlum Point 01927-01-011927current
MD 264 6.6610.72 Broomes IslandMD 2 / MD 4 near Port Republic 01927-01-011927current
MD 265 1.752.82 WallvilleMD 264 at Mutual 01929-01-011929current
MD 266 SollersMD 2 in Lusby 01928-01-01192801957-01-011957
MD 267 1.903.06 MD 7 near CharlestownMD 7 in Charlestown 01927-01-011927current
MD 268 11.6818.80 US 40 in PerryvilleUS 1 at Conowingo 01927-01-01192701938-01-011938
MD 268 0.951.53 Main Street in ElktonMD 279 in Elkton 01968-01-011968current
MD 269 6.4010.30 US 222 in Port DepositMD 276 near Colora 01927-01-01192701984-01-011984
MD 270 2.163.48 MD 648 in Glen BurnieMD 3 Business in Glen Burnie 01932-01-011932current
MD 271 0.330.53 North from MD 7 in Perryville 01930-01-01193001968-01-011968
MD 272 20.6733.27 Elk Neck State ParkPA 272 near Calvert 01927-01-011927current
MD 273 16.7426.94 US 1 near HarrisvilleDE 273 near Newark, DE 01927-01-011927current
MD 274 7.3511.83 MD 273 in Rising SunMD 272 at Bay View 01927-01-011927current
MD 275 MD 213 in Kingstowndead end in Kingstown 01927-01-01192701946-01-011946
MD 275 2.223.57 MD 222 / MD 824 in PerryvilleMD 276 near Port Deposit 01967-01-011967current
MD 276 7.8512.63 MD 222 in Port DepositUS 1 near Harrisville 01927-01-011927current
MD 277 2.514.04 Elk MillsMD 279 near Elkton 01927-01-011927current
MD 278 0.210.34 Delaware state line in northeastern Cecil CountyPennsylvania state line in northeastern Cecil County 01927-01-01192701946-01-011946
MD 279 4.957.97 US 40 / MD 7 near ElktonDE 279 near Elkton 01927-01-011927current
MD 280 9.4015.13 US 40 / US 213 in ElktonPA 841 near Fair Hill 01927-01-01192701971-01-011971
MD 281 2.123.41 MD 7 in ElktonOld Baltimore Pike at the Delaware state line near Elkton 01933-01-011933current
MD 282 12.4320.00 White Crystal BeachDE 299 near Warwick 01927-01-011927current
MD 283 4.467.18 Crystal BeachMD 282 in Earleville 01928-01-01192801958-01-011958
MD 284 0.250.40 Hemphill Street between intersections with MD 285 in Chesapeake City 01927-01-011927current
MD 285 2.433.91 MD 213 near Chesapeake CityChesapeake City Road at Delaware state line near Chesapeake City 01930-01-011930current
MD 286 2.093.36 MD 537 in Chesapeake CityDE 286 near Chesapeake City 01930-01-011930current
MD 287 2.884.63 MD 313 in GoldsboroDE 10 near Sandtown, DE 01933-01-011933current
MD 288 3.335.36 MD 20 in Rock HallCrosby 01927-01-011927current
MD 289 8.8314.21 Cliffs CityMD 213 in Chestertown 01927-01-011927current
MD 290 17.2027.68 MD 300 near SudlersvilleMD 299 in Sassafras 01927-01-011927current
MD 291 18.3429.52 MD 20 in ChestertownDE 6 near Millington 01930-01-011930current
MD 292 4.617.42 MD 298 in Still PondBetterton 01927-01-011927current
MD 293 Ericsson Avenue in Betterton 01930-01-01193001988-01-011988 Longest section
MD 294 Wheeler Avenue in Betterton 01930-01-01193001948-01-011948
MD 295 Howell Point Road in Betterton 01930-01-01193001948-01-011948
MD 295 32.5252.34 US 50 near CheverlyUS 40 in Baltimore
MD 296 First Avenue in Betterton 01930-01-01193001948-01-011948
MD 297 3.595.78 MD 213 near ChestertownMD 298 in Worton 01927-01-011927current
MD 298 20.1432.41 MD 20 in FairleeMD 291 near Chesterville 01930-01-011930current
MD 299 5.679.12 MD 313 / MD 330 at MasseyUS 301 near Warwick 01929-01-011929current
MD 300 13.5521.81 MD 213 in Church HillDE 300 near Sudlersville 01927-01-011927current Contiguous sections
MD 301 MD 300 at Dudley CornersCrumpton 01927-01-01192701940-01-011940
MD 302 10.2116.43 US 301 near BarclayDE 11 near Templeville 01927-01-011927current
MD 303 US 213 south of CentrevilleQueen Anne 01927-01-01192701955-01-011955
MD 303 4.206.76 MD 309 in CordovaMD 404 in Queen Anne 01961-01-011961current
MD 304 15.2324.51 Corsica Neck Road west of CentrevilleMD 312 in Bridgetown 01927-01-011927current
MD 305 5.088.18 MD 213 in CentrevilleHope 01927-01-011927current
MD 306 4.136.65 FederalsburgDelaware state line near Federalsburg 01927-01-011927current
MD 307 6.059.74 MD 331 in HurlockFederalsburg 01927-01-011927current
MD 308 0.120.19 MD 313 / MD 318 in FederalsburgFederalsburg 01927-01-011927current
MD 309 18.5029.77 US 50 in EastonMD 213 near Centreville 01927-01-011927current
MD 310 3.966.37 MD 213 near Chesapeake CityChurchtown Road at Delaware state line near Chesapeake City 01927-01-011927current
MD 311 6.119.83 MD 313 in GoldsboroMD 454 in Marydel 01927-01-011927current
MD 312 11.4118.36 MD 404 near RidgelyMD 313 at Baltimore Corner 01927-01-011927current
MD 313 75.72121.86 US 50 in Mardela SpringsMD 213 / MD 290 in Galena 01927-01-011927current Contiguous sections
MD 314 4.937.93 GreensboroDE 12 in Whiteleysburg 01927-01-011927current
MD 315 Sunset Avenue in GreensboroMD 313 / MD 480 in Greensboro 01927-01-01192701950-01-011950
MD 315 3.135.04 MD 313 / MD 318 in FederalsburgMD 318 near Federalsburg 01964-01-011964current
MD 316 2.674.30 MD 279 in ElktonMD 277 near Elk Mills 01927-01-011927current
MD 317 4.787.69 MD 313 near DentonDE 14 in Burrsville 01927-01-011927current
MD 318 11.3218.22 MD 16 / MD 331 near PrestonDE 18 near Federalsburg 01927-01-011927current
MD 319 MD 16 / MD 331 near PrestonFederalsburg 01928-01-01192801956-01-011956
MD 320 2.844.57 Piney Branch Road in Washington, D.C.MD 650 in Adelphi 01927-01-011927current
MD 321 Old Washington Rd (then MD 477) in ElkridgeUS 1 in Elkridge 01931-01-01193101954-01-011954
MD 322 Brumbaugh St in ElkridgeRailroad in Elkridge 01931-01-01193101946-01-011946
MD 322 MD 313 near FederalsburgMD 16 / MD 404 at Andersontown 01952-01-01195201954-01-011954
MD 322 5.128.24 US 50 south of EastonUS 50 in Easton
MD 323 Railroad in ElkridgeRailroad Ave in Elkridge 01931-01-01193101946-01-011946
MD 324 0.400.64 PrestonMD 16 / MD 331 in Preston 01927-01-011927current
MD 325 Spring Grove State HospitalMD 144 in Catonsville 01930-01-01193001978-01-011978
MD 326 Leonardtown WharfMD 5 in Leonardtown 01933-01-01193301985-01-011985
MD 327 MD 6 near Port TobaccoUS 301 near La Plata 01930-01-01193001956-01-011956
MD 327 0.510.82 MD 7 in PerryvillePerryville 01968-01-011968current
MD 328 15.2424.53 US 50 in EastonWest Denton 01927-01-011927current
MD 329 3.295.29 MD 33 west of Royal OakMD 33 east of Royal Oak 01927-01-011927current
MD 330 US 1 in KingsvilleBradshaw Road in Kingsville 01927-01-01192701985-01-011985
MD 330 3.725.99 MD 299 / MD 313 at MasseyClayton Road at Delaware state line near Massey 01988-01-011988current
MD 331 28.7446.25 US 50 in ViennaUS 50 in Easton
MD 331 MD 16 in CambridgeUS 213 in Easton 01927-01-01192701939-01-011939
MD 332 1.071.72 Central Avenue in Washington, D.C.MD 214 in Seat Pleasant
MD 332 MD 565 in EastonMD 331 in Easton 01927-01-01192701961-01-011961
MD 333 9.7915.76 OxfordWashington Street in Easton 01927-01-011927current
MD 334 0.610.98 MD 322 in EastonWashington Street in Easton 01927-01-011927current
MD 335 16.3626.33 Hooper's IslandMD 16 in Church Creek 01927-01-011927current
MD 336 4.877.84 MD 335 at CrossroadsLakesville 01927-01-011927current
MD 337 3.415.49 MD 5 in Camp SpringsMD 4 in Meadows 01927-01-011927current
MD 338 1.242.00 Octoraro CreekUS 1 / US 222 at Conowingo 01927-01-01192701979-01-011979
MD 339 MD 331 in RhodesdaleMD 331 in Rhodesdale 01927-01-01192701954-01-011954
MD 339 US 29 in Silver SpringMD 320 in Silver Spring 01955-01-01195501999-01-011999
MD 341 1.252.01 MD 16 near CambridgeMD 343 in Cambridge
MD 341 MD 14 near BrookviewMD 14 near Brookview 01927-01-01192701965-01-011965
MD 342 MD 16 near SecretaryMD 14 in Secretary 01927-01-01192701939-01-011939 Became part of MD 14
MD 342 2.824.54 MD 310 at St. AugustineMD 537 in Chesapeake City 01941-01-011941current
MD 343 11.2918.17 HudsonUS 50 in Cambridge 01927-01-011927current
MD 344 MD 16 at Mount HollyUS 213 in Vienna 01927-01-01192701939-01-011939
MD 344 2.163.48 MD 6 in DoncasterMD 224 near Chicamuxen 01957-01-011957current
MD 345 Backbone MountainUS 50 near Redhouse 01940-01-01194001954-01-011954
MD 346 23.7238.17 US 50 Business in SalisburyUS 50 near Berlin
MD 347 6.9211.14 MD 349 in QuanticoUS 50 in Hebron 01927-01-011927current
MD 348 1.392.24 SharptownDE 24 near Sharptown 01930-01-011930current
MD 349 22.3235.92 NanticokeUS 50 Business in Salisbury 01927-01-011927current
MD 350 11.8018.99 Main Street in SalisburyMD 354 in Powellville 01927-01-011927current
MD 351 Little Brown RoadMD 663 in Fruitland 01927-01-01192701956-01-011956
MD 351 4.246.82 Church HillMD 180 in Frederick 01987-01-01198702002-01-012002
MD 351 4.246.82 Church HillMD 180 in Frederick 02003-01-01200302014-01-012014
MD 352 10.0316.14 MD 349 at Coxs CornerMD 349 near Catchpenny 01933-01-011933current
MD 353 5.088.18 US 50 in PittsvilleMD 54 / DE 54 / DE 26 at the Delaware state line near Gumboro, DE 01927-01-011927current
MD 354 14.9824.11 MD 12 near Snow HillUS 50 in Willards 01927-01-011927current
MD 355 36.9459.45 Wisconsin Avenue in Washington, D.C.Frederick 01954-01-011954current
MD 355 0.10.16 MD 413 in Crisfield 01927-01-01192701954-01-011954
MD 356 MD 413 near KingstonMD 667 in Kingston 01927-01-01192701961-01-011961
MD 357 Tulls Corner Road near Marion StationCharles Cannon Road near Marion Station 01927-01-01192701991-01-011991
MD 358 1.131.82 MD 413 in CrisfieldNear Crisfield 01927-01-011927current Originally MD 475; formerly continued south and east to MD 380
MD 359 Boone RoadMD 380 near Crisfield 01927-01-01192701960-01-011960
MD 359 1.091.75 Pocomoke CityMD 756 near Pocomoke City 01974-01-011974current
MD 360 Sackertown RoadMD 358 near Crisfield 01927-01-01192701960-01-011960
MD 361 5.629.04 FairmountMD 413 in Westover 01927-01-011927current
MD 362 6.2310.03 Mount VernonMD 675 in Princess Anne 01929-01-011929current
MD 363 18.3029.45 Deal IslandMansion Avenue in Princess Anne 01927-01-011927current
MD 364 5.438.74 US 13 / US 13 Business in West PocomokePocomoke State Forest 01927-01-011927current
MD 365 6.2910.12 US 113 Business in Snow HillPublic Landing 01927-01-011927current
MD 366 11.1717.98 US 13 Business in Pocomoke CityGeorge Island Landing 01927-01-011927current
MD 367 2.604.18 BishopHudson Road at Delaware state line near Bishopville 01927-01-011927current
MD 368 0.280.45 MD 367 in BishopvilleBishopville 01927-01-011927current
MD 369 US 113 in Basket SwitchRailroad Crossing 01927-01-01192701956-01-011956
MD 370 1.582.54 MD 33 near EastonUnionville 01933-01-011933current
MD 371 4.276.87 Cedar HallPocomoke City 01930-01-011930current
MD 372 2.864.60 MD 166 in ArbutusUS 1 in Baltimore 01927-01-011927current
MD 373 8.1613.13 MD 210 in AccokeekBrandywine Road near Brandywine 01927-01-011927current
MD 374 9.9816.06 MD 354 in PowellvilleMD 818 in Berlin 01927-01-011927current
MD 375 0.060.097 MD 818 in BerlinMD 374 in Berlin 01927-01-011927current
MD 376 4.567.34 MD 818 in BerlinMD 611 near Sinepuxent 01927-01-011927current
MD 377 0.781.26 MD 376 in BerlinMD 346 in Berlin 01927-01-011927current
MD 378 1.492.40 MD 528 in Ocean CityMD 528 in Ocean City 01927-01-011927current
MD 379 MD 5 in LeonardtownEnd of pavement 01939-01-01193901978-01-011978
MD 380 1.562.51 LawsoniaCrisfield 01934-01-011934current
MD 381 15.9125.60 MD 231 in PatuxentUS 301 in Brandywine 01927-01-011927current
MD 382 15.3424.69 Poplar HillUS 301 in Marlton 01927-01-011927current
MD 383 5.488.82 MD 180 near JeffersonMD 17 near Middletown 01930-01-011930current
MD 384 0.530.85 MD 390 in Silver SpringUS 29 / MD 97 in Silver Spring 01929-01-011929current
MD 385 Marshyhope CreekDelaware state line 01927-01-01192701946-01-011946
MD 385 MD 352 north of WhitehavenMD 349 01948-01-01194801964-01-011964
MD 386 Truck House RoadMD 648 in Severna Park 01930-01-01193001973-01-011973
MD 387 1.682.70 Ferry Point Road near AnnapolisMD 435 / MD 450 in Annapolis 01930-01-011930current
MD 388 2.383.83 MD 675 in Princess AnneEast of Princess Anne 01930-01-011930current
MD 389 MD 214MD 704 in Seat Pleasant 01930-01-01193001955-01-011955
MD 390 1.091.75 16th Street in Washington, D.C.MD 97 in Silver Spring 01930-01-011930current
MD 391 MD 192 in Forest GlenMD 320 in Silver Spring 01930-01-01193001999-01-011999
MD 392 13.5421.79 MD 16 in East New MarketDE 20 in Reliance 01930-01-011930current
MD 393 MD 468Galesville 01930-01-01193001949-01-011949
MD 393 0.631.01 MD 2 in ParoleMD 450 in Annapolis 01953-01-011953current
MD 394 West of TemplevilleEast of Templeville 01930-01-01193001939-01-011939 Became part of MD 302
MD 394 US 219 at GortnerLoch Lynn Heights 01940-01-01194001954-01-011954
MD 394 US 113 at Snow HillUS 113 01977-01-01197701997-01-011997
MD 395 US 220 at Snow HillUS 40 01927-01-01192701983-01-011983
MD 396 2.213.56 MD 614 in BethesdaMassachusetts Avenue in Washington, D.C. 01931-01-011931current
MD 397 Indian Bone Road in AireyUS 50/MD 16 in Mount Holly 01930-01-01193001973-01-011973
MD 398 US 11 in WilliamsportMD 58 in Cearfoss 01930-01-01193001957-01-011957
MD 399 MD 108 in Damascusnear Long Corner Road 01930-01-01193001974-01-011974
MD 400 MD 140Mount Wilson Hospital Center near Garrison 01930-01-01193001989-01-011989
MD 401 MD 25Yeoho Road near Butler 01930-01-01193001985-01-011985
MD 402 4.336.97 MD 2 / MD 4 in Prince FrederickDares Beach 01930-01-011930current
MD 403 MD 155MD 155 01930-01-01193001942-01-011942
MD 403 MD 500 in HyattsvilleUS 1 in Riverdale 01942-01-01194201956-01-011956
MD 404 24.6139.61 MD 662 in Wye MillsDE 404 near Andersontown 01930-01-011930current
MD 405 8.5913.82 MD 304 near RuthsburgMD 19 near Church Hill 01930-01-011930current
MD 406 MD 667 in Hudson CornerUS 13 in West Pocomoke 01930-01-01193001961-01-011961
MD 407 3.816.13 MD 31 near MarstonMD 27 near Taylorsville 01930-01-011930current
MD 408 Aberdeen Proving Ground (then the Edgewood Arsenal)MD 7 in Edgewood 01930-01-01193001952-01-011952
MD 408 5.629.04 MD 4 at Waysons CornerMD 2 / MD 422 in Lothian 01965-01-011965current
MD 409 Northern Central Railway at FreelandInterstate 83 at Maryland Line 01930-01-01193001991-01-011991
MD 410 13.9222.40 MD 187 / MD 355 in BethesdaPennsy Drive near Glenarden 01930-01-011930current
MD 411 MD 206 (now MD 208) in BrentwoodUS 1 in Hyattsville 01930-01-01193001946-01-011946
MD 412 US 1 in RiverdaleMD 201 in Riverdale 01930-01-01193001991-01-011991 two sections; western section removed in 1978
MD 413 14.6123.51 CrisfieldUS 13 near Westover 01930-01-011930current
MD 414 5.118.22 Oxon HillMD 5 in Silver Hill 01930-01-011930current
MD 415 MD 5Chesapeake Bay shore near Scotland 01930-01-01193001956-01-011956
MD 416 MD 4 at Waysons CornerSolomons 01930-01-01193001965-01-011965
MD 417 US 40 (now US 40 Alternate)Pennsylvania State Line at Grantsville 01930-01-01193001963-01-011963
MD 418 4.627.44 MD 60 in LeitersburgPA QR 2007 near Ringgold 01930-01-011930current
MD 419 Martinsburg Road curve near Potomac River in DickersonMt. Ephraim Road and Sugarloaf Mountain Road in Dickerson 01930-01-01193001959-01-011959 was concurrent with MD 28 from Martinsburg Road to Mt. Ephraim Road
MD 420 Goshen Road in GoshenSundown Road east of Laytonsville 01930-01-01193001973-01-011973 section from Goshen Road to MD 124 removed 1959
MD 421 MD 190 near TravilahGlen Road near Travilah 01930-01-01193001959-01-011959
MD 422 3.044.89 BayardMD 2 / MD 408 in Lothian
MD 423 2.794.49 MD 2 near Tracys LandingFairhaven
MD 424 8.2413.26 MD 214 in DavidsonvilleMD 3 in Crofton
MD 425 11.7718.94 MD 6 near NanjemoyMD 224 near Mason Springs
MD 426 Potomac RiverMD 6 in Travilah 01930-01-01193001956-01-011956
MD 427 Port Tobacco RiverUS 301 in Bel Alton 01930-01-01193001989-01-011989
MD 428 MD 6 in DentsvilleMD 234 in Newport 01930-01-01193001956-01-011956
MD 429 Popes CreekUS 301 in Faulkner 01930-01-01193001956-01-011956
MD 430 0.490.79 US 1 in College ParkMD 193 in College Park
MD 431 MD 244 (now Drayden Road) in DraydenEnd of state maintenance 01930-01-01193001956-01-011956
MD 431 2.063.32 MD 201 in Riverdale ParkUS 1 in College Park 02019-01-012019current
MD 432 Stringtown RoadMD 27 near Clarksburg 01930-01-01193001956-01-011956
MD 432 0.250.40 Spur from Guilford Road in Columbia 01971-01-011971current
MD 433 Powder Mill Road west of US 1 in BeltsvillePowder Mill Road east of US 1 in Beltsville 01930-01-01193001946-01-011946 Became part of an extended MD 212
MD 433 Near SmithvilleOld Denton Road north of Federalsburg 01948-01-01194801958-01-011958
MD 433 1.292.08 MD 410 in New CarrolltonMD 450 in New Carrollton 02019-01-012019current
MD 434 US 1 in College ParkMD 201 in Berwyn Heights 01930-01-01193001991-01-011991 Two sections; western section removed 1962
MD 435 1.161.87 MD 387 / MD 450 in AnnapolisMD 450 in Annapolis 01930-01-011930current
MD 436 1.141.83 MD 435 in AnnapolisBestgate Road in Parole 01930-01-011930current
MD 437 MD 435 in AnnapolisMD 436 (now Melvin Avenue) in Annapolis 01930-01-01193001975-01-011975 Became part of relocated MD 436
MD 438 MD 436 (now Annapolis Street) in AnnapolisWardour Drive in Annapolis 01930-01-01193001975-01-011975
MD 439 7.1911.57 MD 45 near Maryland LineMD 23 in Shawsville 01930-01-011930current
MD 440 5.659.09 MD 543 at AdyUS 1 near Dublin 01930-01-011930current
MD 441 0.500.80 Little Elk Creek near Fair HillMD 280 near Fair Hill 01938-01-01193801958-01-011958
MD 442 0.360.58 MD 292 near BettertonRosedale Cannery Road near Betterton 01930-01-01193001987-01-011987
MD 443 0.881.42 Clark Road near BettertonMD 292 near Betterton 01930-01-01193001987-01-011987
MD 444 7.2911.73 MD 290 in ChestervilleKentmore Park 01930-01-011930current
MD 445 11.9619.25 Eastern Neck National Wildlife RefugeMD 21 in Tolchester Beach 01930-01-011930current
MD 446 6.039.70 Broad NeckMD 20 near Chestertown 01930-01-011930current
MD 447 10.3516.66 US 213 in ChestertownMD 290 in Chesterville 01930-01-01193001963-01-011963
MD 447 0.841.35 MD 213 near Locust GroveMD 444 near Locust Grove 01969-01-01196901987-01-011987
MD 448 5.949.56 Morgnec Road near KennedyvilleTurners Creek near the Sassafras River 01930-01-01193001987-01-011987
MD 449 0.070.11 MD 213 near Locust GroveMD 444 near Locust Grove 01969-01-011969current
MD 449 0.530.85 Two sections of old US 222 in Perryville 01934-01-01193401958-01-011958
MD 450 0.530.85 MD 404 near AndersontownDelaware state line 01930-01-01193001939-01-011939 Became part of MD 16
MD 450 30.4248.96 US 1 Alternate in BladensburgUS 50 / US 301 / MD 2 near Annapolis 01954-01-011954current
MD 451 ClaiborneMD 33 01930-01-01193001998-01-011998
MD 452 1.642.64 US 50 near BerlinMD 575 in Friendship 01930-01-011930current
MD 453 MD 144Woodmont 01933-01-01193301956-01-011956
MD 454 2.213.56 DE 8 in MarydelMD 302 in Templeville 01933-01-011933current
MD 455 Waller RoadMD 353 01939-01-01193901968-01-011968
MD 456 1.221.96 US 50 near QueenstownMD 18 in Queenstown 01933-01-011933current Contiguous sections
MD 457 Tuckahoe CreekMD 404 in Denton 01933-01-01193301946-01-011946
MD 457 MD 313MD 317 in Burrsville 01950-01-01195001958-01-011958
MD 458 3.125.02 MD 5 in Hillcrest HeightsWalker Mill Road in District Heights 01933-01-011933current
MD 459 1.252.01 US 50 in CheverlyMD 201 near Cheverly 01933-01-011933current
MD 460 0.781.26 CrisfieldMD 413 in Crisfield 01933-01-011933current
MD 461 US 1 near Bel Air 01933-01-01193301950-01-011950
MD 462 4.156.68 MD 132 in AberdeenMD 155 near Havre de Grace 01933-01-011933current
MD 463 MD 45 in Parkton 01933-01-01193301998-01-011998
MD 464 8.1013.04 MD 17 / MD 79 in RosemontBallenger Creek Pike in Point of Rocks 01933-01-011933current
MD 465 MD 178 in CrownsvilleRiver Road 01933-01-01193301968-01-011968
MD 466 Francis Avenue in RelayUS 1 in Relay 01972-01-01197201978-01-011978
MD 467 MD 313 in Mardela SpringsDelaware state line 01941-01-01194101968-01-011968
MD 468 11.1918.01 Shady SideMD 214 in Edgewater 01933-01-011933current
MD 469 MD 6 in Port TobaccoPurcell Road 01933-01-01193301956-01-011956
MD 470 3.756.04 MD 242 at AvenueMD 242 at Dynard 01933-01-011933current
MD 471 0.991.59 MD 5 in Great MillsGreat Mills 01933-01-011933current Until 1956, had another section from MD 5 in Leonardtown to Fairgrounds Road
MD 472 2.584.15 MD 235 in OakvilleSandgates 01933-01-011933current
MD 473 1.252.01 MD 273 near Fair HillBlake Road near Fair Hill 01933-01-01193301958-01-011958
MD 474 Maryland, Delaware & Virginia Railroad east of DentonMaryland, Delaware & Virginia Railroad southeast of Denton 01933-01-01193301958-01-011958
MD 475 MD 413 in CrisfieldNear Crisfield 01933-01-01193301946-01-011946
MD 475 US 50 in SalisburyUS 13 in Salisbury 01950-01-01195001954-01-011954
MD 475 South Street in FrederickMD 144 in Frederick 02001-01-01200102009-01-012009
MD 476 MD 144 in Lisbonnorth of Old Frederick Road 01933-01-01193301956-01-011956
MD 477 US 1 near ElkridgeUS 1 01933-01-01193301983-01-011983
MD 478 US 40 in Parkheaddead end in Parkhead 01933-01-01193301955-01-011955 Old US 40
MD 478 1.883.03 MD 180 in KnoxvilleBrunswick 01968-01-011968current
MD 479 US 50 in CambridgeEastern Shore State Hospital in Cambridge 01933-01-01193301983-01-011983
MD 480 9.0814.61 MD 404 in HillsboroMD 313 in Greensboro 01933-01-011933current
MD 481 5.138.26 MD 309 near Queen AnneMD 304 in Ruthsburg 01933-01-011933current
MD 482 5.418.71 MD 27 in MexicoMD 30 Business in Hampstead 01933-01-011933current
MD 483 MD 174 in Severn 01933-01-01193301946-01-011946
MD 484 MD 224 in MarburyMD 425 in Pisgah 01933-01-01193301987-01-011987 Until 1957, continued east to MD 6 in Port Tobacco
MD 485 US 50 (now Ocean Gateway/old MD 731) in ViennaMD 487 in Vienna 01933-01-01193301955-01-011955 now Middle Street
MD 485 0.651.05 Loop from MD 404 near Hillsboro Longest section
MD 486 MD 331 (now Rhodesdale Vienna Road) in ViennaUS 50 (now Ocean Gateway/old MD 731) in Vienna 01933-01-01193301955-01-011955 Became part of rerouted MD 331; the old route became the turn lane
MD 487 US 50 (now Ocean Gateway/old MD 731) in ViennaMD 485 in Vienna 01933-01-01193301955-01-011955 now Race Street
MD 488 6.019.67 MD 6 in La PlataMD 5 in Bryantown 01933-01-011933current
MD 489 MD 314 in WhiteleysburgDelaware state line 01933-01-01193301950-01-011950 Now part of MD 314; the old route of MD 314 via 2 State road was decommissioned
MD 489 1.272.04 MD 5 at Park HallMD 235 near Park Hall 01956-01-011956current
MD 490 0.310.50 Commerce Street in Havre de GraceMD 7 in Havre de Grace 01933-01-011933current
MD 491 MD 6 in IronsidesMD 6 near Ironsides 01933-01-01193301956-01-011956 Now part of MD 425
MD 491 6.7810.91 MD 64 in SmithsburgMD 550 in Fort Ritchie 01957-01-011957current
MD 492 District of Columbia boundaryMD 214 near Capitol Heights 01933-01-01193301954-01-011954
MD 493 creek crossing due south of Martin Plaza Shopping PlazaMD 150 in Middle River 01933-01-01193301941-01-011941 Decommissioned when MD 700 was built
MD 494 6.8310.99 PA 75 near FairviewMD 63 at Cearfoss 01933-01-011933current
MD 495 23.0237.05 MD 135 at AltamontUS 40 Alternate in Grantsville 01933-01-011933current
MD 496 7.2311.64 MD 97 near WestminsterMD 30 near Manchester 01933-01-011933current
MD 497 2.684.31 MD 2 / MD 4 in LusbyCove Point 01933-01-011933current
MD 498 MD 249 in Piney PointPiney Point Light 01933-01-01193301981-01-011981
MD 499 MD 238 in MaddoxHurry Road 01933-01-01193301956-01-011956
MD 500 2.223.57 Michigan Avenue in Washington, D.C.MD 410 in Hyattsville 01933-01-011933current
MD 501 1.682.70 MD 212 in ChillumMD 500 in Mount Rainier 01933-01-011933current
MD 502 Virginia state lineMD 366 in Stockton 01946-01-01194601960-01-011960
MD 503 OlivetMD 2 (now MD 765) near Lusby 01933-01-01193301957-01-011957
MD 504 near the confluence of Back Creek and St. John CreekMD 2 (now MD 765) near Lusby 01933-01-01193301957-01-011957
MD 505 near the confluence of Hellen Creek and the Patuxent RiverMD 2 near Lusby 01933-01-01193301957-01-011957
MD 506 3.796.10 MD 508 at BowensMD 2 / MD 4 near Port Republic 01933-01-011933current
MD 507 Barstow Road & Leitches Wharf RoadMD 2 near Lusby 01933-01-01193301957-01-011957
MD 508 1.201.93 MD 506 at BowensMD 231 near Barstow 01933-01-011933current
MD 509 1.141.83 MD 2 / MD 4 in Port RepublicKenwood Beach 01933-01-011933current
MD 510 Mill Branch RoadMD 262 in Sunderland 01933-01-01193301957-01-011957
MD 511 Patuxent RiverMD 264 near Mutual 01933-01-01193301957-01-011957
MD 512 Patuxent RiverMD 264 near Mutual 01933-01-01193301957-01-011957
MD 513 Piney Branch Road in Washington, D.C.MD 320 in Silver Spring 01933-01-01193301955-01-011955
MD 513 1.772.85 Jackson Road near FruitlandUS 13 Business in Fruitland 01987-01-011987current
MD 514 Sligo CreekMD 320/MD 513 in Silver Spring 01933-01-01193301939-01-011939 now Park Valley Road; unlabeled on the 1933 and 1935 maps
MD 514 4.897.87 MD 20 in ChestertownMD 298 at Melitota 01950-01-011950current
MD 515 MD 384 in Silver SpringMD 391 in Silver Spring 01933-01-01193301960-01-011960
MD 516 US 29MD 193 in Silver Spring 01933-01-01193301999-01-011999
MD 517 MD 24 in Five ForksMD 23 in Norrisville 01933-01-01193301956-01-011956
MD 518 0.060.097 Section of Main Street in Queen Anne 01933-01-011933current
MD 519 Worthington Road near ReisterstownDover Road near Reisterstown 01933-01-01193301979-01-011979
MD 520 2.614.20 Whites Neck CreekMD 239 near Bushwood 01933-01-011933current
MD 521 4.437.13 Lowery Road near HuntingtownMD 524 in Huntingtown 01933-01-011933current
MD 523 Patuxent RiverMD 416 (now MD 4) in Chaneyville 01933-01-01193301957-01-011957
MD 523 Pennsylvania State lineResley Street in Hancock 01966-01-01196601970-01-011970
MD 524 Mount Harmony Road (previously MD 260)MD 2 (now MD 778) near Owings 01933-01-01193301957-01-011957
MD 524 0.761.22 Loop from MD 2 / MD 4 in Huntingtown 01969-01-011969current
MD 525 Patuxent RiverMD 416 (now MD 4) in Dunkirk 01933-01-01193301957-01-011957
MD 526 MD 545 in ElktonMD 280 in Elkton 01933-01-01193301955-01-011955 Elkton Blvd; became part of MD 545
MD 526 Main Street in WestminsterMD 97,MD 140 in Westminster 01954-01-01195401999-01-011999
MD 526 0.130.21 Spur from MD 140 in Reisterstown 02014-01-012014current
MD 527 US 1 in ElkridgeDead end in Elkridge 01933-01-01193301957-01-011957
MD 528 9.0414.55 MD 378 in Ocean CityDE 1 in Ocean City 01933-01-011933current
MD 529 2.574.14 MD 675 in Princess AnneUS 13 near Eden 01933-01-011933current Formerly continued north through Allen to Salisbury
MD 530 0.140.23 High Street in ChestertownUS 213 in Chestertown 01933-01-01193301960-01-011960
MD 531 US 1 in JessupMD 103 near Ellicott City 01933-01-01193301946-01-011946 Became part of MD 175 (now MD 108 and MD 104)
MD 531 GalestownMD 392 in Reliance 01946-01-01194601959-01-011959
MD 532 MD 27 (now MD 808) in Mount AiryUS 40 in Lisbon 01933-01-01193301956-01-011956
MD 533 1.252.01 Cobb IslandMD 3 (now MD 257) near Rock Point 01933-01-01193301958-01-011958 Renumbered MD 254
MD 534 MD 4 in ForestvilleMD 221 (now Ritchie-Marlboro Road) near Largo 01933-01-01193301955-01-011955
MD 535 MD 14 near Brookview 01933-01-01193301955-01-011955
MD 535 0.160.26 MD 5 in Temple HillsAuth Road in Temple Hills 02001-01-012001current
MD 536 MD 6south of Mill Swamp Road near Welcome 01933-01-01193301956-01-011956
MD 537 MD 135 in SwantonSavage River State Forest 01933-01-01193301946-01-011946 Became part of MD 495
MD 537 0.490.79 MD 213 in Chesapeake CityChesapeake and Delaware Canal 01949-01-011949current Longest section
MD 537 0.711.14 Loop from MD 213 near Galena 01951-01-01195101987-01-011987
MD 539 US 29 in ColumbiaMD 175 in Jonestown 01956-01-01195601959-01-011959 Became part of MD 108
MD 540 MD 410 in Takoma ParkMD 513 in Takoma Park 01933-01-01193301955-01-011955 Chestnut Avenue
MD 541 MD 349Tyaskin 01933-01-01193301956-01-011956
MD 542 6.3310.19 MD 147 in BaltimoreCromwell Bridge Road in Parkville 01933-01-011933current
MD 543 19.0830.71 US 40 in RiversideMD 165 in Pylesville 01933-01-011933current
MD 544 9.4815.26 MD 213 in KingstownMD 313 near Unicorn 01933-01-011933current Contiguous sections
MD 545 5.929.53 MD 213 in ElktonWarburton Road in Cedar Hill 01933-01-011933current
MD 546 3.615.81 Beall School Road in FinzelPA QR 2010 near Finzel 01933-01-011933current
MD 547 1.802.90 MD 355 in North BethesdaMD 185 in Kensington 01933-01-011933current
MD 548 MD 529 (now Allen Road)south port of the Upper Ferry (Wicomico River) 01933-01-01193301956-01-011956
MD 549 MD 224 (now Livingston Road)Fort Washington Park 01933-01-01193301956-01-011956
MD 550 24.4339.32 MD 26 in LibertytownPen Mar 01933-01-011933current
MD 551 MD 343 (now High Street) in CambridgeMD 16 (now MD 341) 01946-01-01194601956-01-011956 Replaced by relocated MD 343
MD 552 2.203.54 DominionUS 50 / US 301 in Chester 01933-01-011933current
MD 553 0.280.45 MD 2 in EdgewaterSouth River 01933-01-011933current Longest section
MD 554 MD 170 (now High Street) in SevernFort Meade 01933-01-01193301983-01-011983 Replaced by MD 174
MD 555 MD 263 in Plum Point4 miles south 01933-01-01193301957-01-011957
MD 556 MD 450 near WoodmoreMD 202 01933-01-01193301989-01-011989 Replaced by MD 193
MD 557 MD 355 in GaithersburgMD 114 in Gaithersburg 01933-01-01193301973-01-011973
MD 558 US 301 in Bel AltonMD 6 in Newtown 01933-01-01193301956-01-011956
MD 559 Westminster city limitsTannery 01933-01-01193301956-01-011956
MD 560 9.3215.00 US 50 at GormanMD 135 in Mountain Lake Park 01933-01-011933current
MD 561 2.483.99 MD 213 at Hassengers CornerMD 298 in Lynch 01933-01-011933current
MD 562 1.392.24 Markoe Road near MonktonMD 138 near Monkton 01933-01-011933current
MD 563 MD 6 in RiversideMD 224 (now MD 344) in Chicamuxen 01933-01-01193301956-01-011956
MD 564 6.7310.83 MD 450 in LanhamBowie 01934-01-011934current
MD 565 5.188.34 TrappeUS 50 near Easton 01941-01-011941current Longest section
MD 566 1.191.92 MD 292 in Still PondMD 298 near Still Pond 01946-01-011946current
MD 567 Cromwell Valley Park near TowsonCub Hill Road near Carney 01934-01-01193401998-01-011998
MD 568 0.410.66 MD 367 in BishopvilleBishopville Road at the Delaware state line near Bishopville 01934-01-011934current
MD 569 Lemmon Road near WestminsterBeggs Road near Westminster 01934-01-01193401956-01-011956
MD 570 MD 32 near FenbyObrecht Road near Eldersburg 01934-01-01193401954-01-011954 Became part of MD 97
MD 570 1.953.14 I-70 / I-695 in WoodlawnMD 122 / Park and ride in Baltimore 02020-01-012020current Former I-70
MD 571 MD 32 (now MD 140)Pennsylvania state line in Emmitsburg 01934-01-01193401950-01-011950
MD 572 MD 67 in GaplandWashington–Frederick county line in Crampton's Gap 01934-01-01193401956-01-011956
MD 573 MD 26 in EldersburgMD 570 (now MD 97) northwest of Eldersburg 01934-01-01193401954-01-011954
MD 574 MD 235 (now MD 944) near Hollywoodnear Scotch Neck Road near Hollywood 01934-01-01193401983-01-011983
MD 575 MD 2 (now MD 944) near HuntingtownMD 261 near Willows 01934-01-01193401957-01-011957
MD 575 2.704.35 US 113 near BerlinMD 589 near Showell 02000-01-012000current Longest section
MD 576 Tulls Corner RoadMD 371 in Pocomoke City 01934-01-01193401954-01-011954
MD 577 3.705.95 MD 392 in RelianceMD 313 near Federalsburg 01934-01-011934current
MD 578 4.246.82 MD 331 in BethlehemMD 16 at Harmony 01934-01-011934current
MD 579 7.8412.62 NeavittMD 33 near Saint Michaels 01934-01-011934current
MD 580 US 13MD 364 in West Pocomoke 01946-01-01194601950-01-011950
MD 581 KeysvilleMD 71 (now MD 194) south of Keysville 01934-01-01193401954-01-011954
MD 582 Brookeville Road near OlneyGregg Road in Montgomery County 01934-01-01193401956-01-011956
MD 583 Hipsley Mill RoadDaisy Road near Florence 01934-01-01193401950-01-011950
MD 584 0.380.61 Loop from MD 5 in St. Mary's City 01934-01-011934current
MD 585 MD 12MD 390 near Salisbury 01934-01-01193401956-01-011956
MD 586 5.789.30 MD 28 / MD 911 in RockvilleMD 97 in Wheaton 01934-01-011934current
MD 587 1.141.83 Dogwood Drive in Middle RiverMD 150 in Middle River 01934-01-011934current
MD 588 1.943.12 MD 7 in RosedaleOverlea 01934-01-011934current
MD 589 4.657.48 US 50 near Ocean PinesUS 113 / MD 575 near Showell 01934-01-011934current
MD 590 US 1 near KalmiaUS 1 near Dublin 01935-01-01193501953-01-011953
MD 591 0.801.29 Octoraro CreekUS 1 near Conowingo 01934-01-011934current Longest section
MD 592 0.230.37 MD 273 near Rising SunUS 1 near Rising Sun 01934-01-01193401958-01-011958
MD 593 Sligo Creek Parkway in Silver SpringMD 193 in Silver Spring 01934-01-01193401958-01-011958
MD 594 MD 391 (now Dale Drive) in Silver SpringMD 194 (now Flower Avenue) in Silver Spring 01934-01-01193401958-01-011958
MD 594 1.402.25 US 29 in Silver SpringFlower Avenue in Silver Spring 02016-01-012016current
MD 595 MD 391 (now Dale Drive) in Silver SpringQueen Annes Drive in Silver Spring 01934-01-01193401958-01-011958
MD 596 MD 391 (now Dale Drive) in Silver SpringWoodside Parkway in Silver Spring 01934-01-01193401958-01-011958
MD 597 Dallas Avenue in Silver SpringUS 29 in Silver Spring 01934-01-01193401946-01-011946 Replaced by MD 192
MD 597 loop off of US 1 near Harwood Park 01946-01-01194601956-01-011956
MD 598 US 13 in WestoverUS 13 (now MD 675) in Princess Anne 01934-01-01193401961-01-011961
MD 599 MD 700 (now Orems Road) in Middle RiverMD 150 in Middle River 01934-01-01193401975-01-011975 Railroad crossing connecting sections eliminated
MD 600 MD 150 in Middle RiverMD 599 in Middle River 01934-01-01193401975-01-011975 main section removed 1950
MD 601 MD 599 in Middle RiverMD 600 in Middle River 01934-01-01193401975-01-011975
MD 607 1.542.48 Woods Road near JacobsvilleMD 173 in Jacobsville
MD 610 6.5310.51 Bell Road near WhaleyvilleUS 113 near Bishop
MD 611 8.5113.70 Assateague State ParkUS 50 in West Ocean City
MD 614 1.973.17 MacArthur Boulevard in Glen EchoMD 191 in Bethesda
MD 615 4.357.00 I-70 / US 40 near HancockHeavenly Acres Ridge Road at the Pennsylvania state line
MD 617 0.350.56 Beauchamp Branch Road near WillistonMD 16 in Williston
MD 619 1.091.75 5th Avenue in DentonMD 313 / MD 404 in Denton
MD 623 7.2611.68 MD 161 in DarlingtonPA QR 2043 near Delta, PA
MD 624 2.874.62 MD 165 in PylesvillePA QR 2080 near Graceton
MD 625 1.362.19 MD 5 in HughesvilleMD 5 in Hughesville
MD 627 2.483.99 Crab Island Road in OrioleMD 363 near Oriole
MD 631 0.350.56 Spur from Brandywine Road near Brandywine
MD 632 6.7110.80 MD 63 in DownsvilleWilson Boulevard in Hagerstown
MD 636 0.280.45 MD 53 in CresaptownUS 220 in Cresaptown
MD 637 0.610.98 Naylor Road in Washington, D.C.MD 5 in Hillcrest Heights
MD 638 2.343.77 MD 743 in Eckhart MinesMD 36 near Mount Savage
MD 639 2.794.49 MD 51 in Evitts CreekUS 40 Alternate in Cumberland
MD 640 0.580.93 Eastern Correctional InstitutionUS 13 near Westover
MD 642 0.080.13 Spur from MD 173 in Orchard Beach
MD 644 0.030.048 US 1 in ArbutusSulphur Spring Road in Arbutus Longest section
MD 645 0.120.19 Spur from Railroad Avenue in Harmans Longest section
MD 646 3.315.33 MD 543 at AdyMD 136 near Whiteford
MD 648 21.5234.63 US 50/US 301 in ArnoldMD 295 in Baltimore This highway is split into multiple sections along Maryland Route 2, Among all the old remnants of Baltimore-Annapolis Boulevard. See historical page for more details.
MD 650 25.8941.67 New Hampshire Avenue in Washington, D.C.MD 108 near Damascus
MD 652 0.691.11 Spur from MD 176 near Harmans
MD 655 1.862.99 MD 28 at NorbeckCarrolton Road near Norbeck
MD 656 0.701.13 MD 18 in QueenstownMD 456 in Queenstown
MD 658 0.841.35 MD 53 in La ValeUS 40 Alternate in La Vale
MD 660 0.050.080 MD 355 in RockvilleMD 28 in Rockville
MD 661 2.223.57 MD 289 near PomonaChester River 01939-01-01193901994-01-011994
MD 662 6.109.82 EastonUS 50 near Longwoods Longest section
MD 662 3.135.04 Railroad crossing in KennedyvilleTurners Creek near the Sassafras River 01939-01-01193901946-01-011946
MD 664 1.652.66 MD 289 near ChestertownChester River 01939-01-01193901960-01-011960
MD 665 2.684.31 US 50 / US 301 in ParoleForest Drive in Annapolis
MD 667 17.6128.34 CrisfieldUS 13 in West Pocomoke
MD 668 0.140.23 Spur from Harvey Yingling Road near Manchester
MD 669 1.692.72 US 40 Alternate in GrantsvillePA 669 near Grantsville
MD 670 1.482.38 MD 347 in HebronUS 50 near Hebron
MD 672 0.190.31 Spur from MD 648 near Annapolis
MD 673 0.530.85 MD 413 in WestoverUS 13 near Westover
MD 674 0.250.40 Rock HallMD 20 in Rock Hall 01940-01-011940current
MD 675 3.395.46 US 13 near Princess AnneUS 13 near Princess Anne Longest section
MD 685 0.160.26 Loop from MD 213 at Hack Point 01953-01-01195301979-01-011979 Longest section
MD 690 1.462.35 MD 273 near Rising SunSylmar Road at the Pennsylvania state line 01957-01-01195701958-01-011958
MD 694 0.100.16 Spur from MD 212 in Beltsville
MD 697 0.250.40 MD 274 at Bay ViewMD 699 at Bay View 01969-01-01196901979-01-011979
MD 698 0.110.18 Dead end at railroadHigh Street in Chestertown 01940-01-01194001985-01-011985
MD 699 0.991.59 Loop from MD 272 at Bay View 01941-01-01194101979-01-011979 Longest section
MD 700 1.973.17 US 40 near RosedaleMD 150 in Middle River
MD 701 0.140.23 MD 291 near MillingtonUS 301 near Millington 01988-01-011988current Longest section
MD 702 4.176.71 I-695 in EssexBack River Neck Road near Essex
MD 703 0.080.13 MD 366 near Klej Grange
MD 704 6.5310.51 63rd Street in Washington, D.C.MD 450 in Lanham
MD 707 1.442.32 Near BerlinMD 589 near Ocean Pines Longest section
MD 710 2.834.55 MD 2 in Glen BurnieMD 173 near Brooklyn Park
MD 711 0.510.82 MD 2 in Glen BurnieArundel Corporation Road in Glen Burnie
MD 711 0.751.21 MD 545 near ElktonMD 280 near Elkton 01943-01-01194301958-01-011958
MD 712 1.111.79 MD 235 in Lexington ParkNAS Patuxent River
MD 713 3.014.84 Fort MeadeMD 176 in Hanover
MD 714 0.200.32 Rivers Edge West near MillingtonMD 291 near Millington 01957-01-01195701987-01-011987
MD 715 1.061.71 US 40 in AberdeenAberdeen Proving Ground
MD 717 0.330.53 MD 4 in Upper MarlboroMD 725 in Upper Marlboro
MD 723 0.180.29 Spur from MD 175 in Jessup
MD 725 1.862.99 Brown Station Road in Upper MarlboroUS 301 near Upper Marlboro
MD 726 0.280.45 Hunt Club Road near Upper MarlboroMarlboro Pike near Upper Marlboro
MD 727 0.120.19 MD 268 in ElktonAmtrak's Northeast Corridor 01949-01-011949current Longest section
MD 731 0.380.61 Spur from US 50 near Mardela Springs Longest section
MD 732 0.821.32 Brock Bridge Road in Annapolis JunctionMD 32 in Annapolis Junction Longest section
MD 733 0.140.23 Spur from US 40 Alternate near Grantsville Longest section
MD 735 0.060.097 Virginia Avenue in HancockMethodist Street in Hancock
MD 736 1.272.04 I-68 / US 40 near MidlothianPark Avenue in Frostburg
MD 739 0.160.26 Old alignment of US 40 in Washington County 02019-01-012019current
MD 740 0.290.47 Service road parallel to US 40 in Aberdeen 02015-01-012015current
MD 741 0.060.097 Spur from US 40 Alternate near Benevola
MD 742 0.931.50 MD 42 in FriendsvilleMD 42 / I-68 near Friendsville
MD 743 1.001.61 MD 36 in FrostburgUS 40 Alternate in Eckhart Mines
MD 746 0.130.21 Spur from MD 25 near Towson
MD 750 0.871.40 Loop from US 50 / MD 16 near Cambridge
MD 752 0.150.24 Spur from MD 231 near Barstow 02017-01-012017
MD 755 1.792.88 Aberdeen Proving GroundUS 40 in Edgewood
MD 756 1.171.88 US 13 in Pocomoke CityUS 113 near Pocomoke City
MD 758 1.021.64 Stoney Run Road in HanoverRidge Road in Hanover
MD 759 0.210.34 Spur from MD 18 in Stevensville
MD 760 4.657.48 Drum PointMD 2 / MD 4 in Lusby
MD 761 0.230.37 Loop from MD 263 near Parran
MD 762 0.530.85 MD 162 in LinthicumMD 170 in Linthicum
MD 763 0.280.45 MD 155 in Havre de GraceJuniata Street in Havre De Grace
MD 764 0.090.14 Pinewood Terrace near ParranMD 261 near Parran Longest section
MD 765 5.919.51 Dowell Road near SolomonsMD 2 / MD 4 near Lusby Longest section
MD 768 0.681.09 MD 402 in Dares BeachChesapeake Avenue in Dares Beach
MD 769 1.061.71 MD 201 near BladensburgMD 201 in Bladensburg Longest section
MD 776 0.771.24 MD 312 / MD 480 near RidgelyMD 312 in Ridgely
MD 778 2.123.41 MD 2 in OwingsMD 261 in Friendship
MD 779 0.150.24 Spur from MD 174 in Glen Burnie Longest section
MD 781 1.011.63 US 40 in ElktonMD 281 near Elkton 01984-01-011984current
MD 783 0.230.37 MD 436 in ParoleRiverview Court in Parole
MD 784 0.240.39 Spur from MD 436 in Parole
MD 785 0.290.47 Spur from MD 784 in Parole
MD 787 0.200.32 MD 195 in Takoma ParkMD 320 01956-01-01195602012-01-012012 ended at MD 516 before 1999.
MD 788 0.200.32 MD 387 in AnnapolisForest Drive in Annapolis
MD 794 2.754.43 MD 4 in BristolMD 408 at Waysons Corner
MD 795 0.070.11 Cambridge Creek Bridge in Cambridge
MD 795 0.470.76 I-795 / MD 140 in ReisterstownMD 30 / MD 128 in Reisterstown
MD 796 0.290.47 Loop from MD 258 near Tracys Landing Longest section
MD 797 0.270.43 State Circle around the Maryland State House in Annapolis
MD 798 0.340.55 Sherwood Forest Road near CrownsvilleMD 178 near Crownsville
MD 800 1.572.53 MD 75 near LinwoodMD 75 near New Windsor Longest section
MD 801 1.051.69 MD 313 near GalenaMD 290 / MD 313 near Galena 01957-01-01195701987-01-011987
MD 802 1.011.63 MD 8 near NormansMD 8 near Matapeake
MD 803 1.532.46 MD 299 near WarwickDelaware state line near Warwick 01955-01-01195501979-01-011979 Two sections
MD 804 0.791.27 Loop from MD 64 in Chewsville
MD 805 0.150.24 Spur from Rocky Forge Road near Leitersburg
MD 806 3.044.89 US 15 near Catoctin FurnaceThurmont Longest section
MD 807 3.525.66 CumberlandUS 220 near Dickens
MD 808 2.343.77 Ridgeville Boulevard in Mount AiryMD 27 near Mount Airy
MD 809 0.911.46 Loop from MD 273 at Calvert 01958-01-01195801979-01-011979
MD 810 0.691.11 MD 210 in AccokeekManning Road in Accokeek Longest section
MD 811 0.190.31 South town limit of Rising SunMD 273 in Rising Sun 01958-01-01195801979-01-011979
MD 812 0.190.31 Loop from MD 213 at Singerly 01958-01-01195801982-01-011982 Longest section
MD 813 0.120.19 MD 313 in SharptownState Street in Sharptown
MD 813 2.093.36 Dead end near WoodlawnMD 273 in Harrisville 01963-01-01196301979-01-011979 Longest section
MD 814 0.290.47 Monocacy RiverPenterra Manor Lane near Creagerstown 02016-01-012016
MD 815 0.721.16 Loop from MD 349 near Salisbury
MD 816 Loop from MD 16 near Madison 01970-01-011970
MD 817 0.520.84 MD 318 near LinchesterHunting Creek Longest section
MD 818 2.624.22 US 113 in BerlinUS 113 near Berlin
MD 819 0.190.31 Loop from MD 331 in Reids Grove
MD 820 0.130.21 Spur from MD 313 near Goldsboro
MD 821 0.400.64 Loop from MD 454 in Marydel
MD 822 0.851.37 US 13 in Princess AnneUniversity of Maryland, Eastern Shore
MD 822 0.651.05 Spur north from MD 803 near Warwick 01955-01-01195501979-01-011979
MD 823 0.610.98 MD 316 near ElktonMD 279 near Elkton 01962-01-01196201979-01-011979
MD 824 1.061.71 MD 222 in PerryvilleMD 222 / MD 275 near Perryville 01952-01-011952current
MD 825 0.941.51 MD 135 near OaklandMD 135 in Mountain Lake Park Longest section
MD 826 0.600.97 Parallels US 219 between a pair of dead ends near Keyser's Ridge Longest section
MD 827 0.050.080 Parallels MD 39 between a pair of dead ends near Crellin Longest section
MD 828 0.130.21 Spur from MD 42 near Friendsville Longest section
MD 830 0.040.064 Spur from US 220 near Rawlings Longest section
MD 831 0.901.45 Loop from MD 36 in Corriganville Longest section
MD 832 7.6712.34 MD 140 in TaneytownMD 140 in Westminster
MD 833 0.841.35 MD 30 Business in HampsteadMD 88 in Hampstead
MD 834 0.160.26 Granny Branch Road near PriceMaryland and Delaware Railroad near Price
MD 835 0.771.24 Loop from MD 18 in Stevensville Longest section
MD 835 0.260.42 Loop from MD 273 near Rising Sun 01953-01-01195301958-01-011958
MD 837 0.120.19 MD 300 in SudlersvilleMD 313 in Sudlersville
MD 843 0.160.26 Spur from MD 63 near Williamsport Longest section
MD 844 0.290.47 Spur from MD 64 near Cavetown
MD 845 1.231.98 MD 34 in KeedysvilleMD 34 in Keedysville
MD 846 0.100.16 Spur from MD 416 near Ringgold Longest section
MD 847 0.140.23 Spur from Welty Church Road near Smithsburg
MD 849 0.360.58 MD 852 in MexicoMD 482 near Mexico
MD 850 1.752.82 WinfieldMD 26 near Eldersburg Longest section
MD 851 2.884.63 MD 32 near SykesvilleMD 32 in Sykesville
MD 852 3.725.99 MD 31 in New WindsorMD 31 near Westminster Longest section
MD 853 0.370.60 Parallels MD 194 between a pair of dead ends near Taneytown Longest section
MD 854 3.936.32 Muller Road near Morgan Run NEAMD 32 at Fenby Longest section
MD 855 0.060.097 Loop from MD 213 near Kennedyville 01956-01-011956current Longest section
MD 856 0.100.16 Loop from MD 298 in Lynch 01959-01-011959current
MD 857 0.390.63 Loop from MD 566 in Still Pond 01959-01-01195901987-01-011987
MD 858 1.001.61 MD 67 in RohrersvilleMD 67 near Rohrersville Longest section
MD 859 0.881.42 MD 291 near MorgnecDead end east of Morgnec 01963-01-01196301987-01-011987 Longest section
MD 863 0.200.32 Loop from MD 5 in Charlotte Hall
MD 864 0.110.18 Loop from MD 292 near Still Pond 01968-01-011968current
MD 868 0.070.11 Spur from MD 236 at Budds Creek
MD 870 0.200.32 Bowmans Farm Road in FrederickMD 144 in Frederick
MD 871 0.911.46 MD 79 in RosemontMD 17 near Rosemont Longest section
MD 872 0.330.53 Spur from MD 180 near Petersville
MD 873 0.370.60 Spur from US 15 Business near Emmitsburg 02016-01-012016
MD 874 0.140.23 Former sections of MD 75 near New London Longest section
MD 877 0.370.60 Spur from MD 75 near New Market
MD 878 0.100.16 Spur from Broadfording Road in Hagerstown 02015-01-012015
MD 879 0.600.97 Loop from MD 91 near Finksburg Longest section
MD 889 0.100.16 Spur from MD 137 in Hereford
MD 894 0.100.16 MD 144 in HancockLimestone Road in Hancock
MD 895 US 29 in White OakMD 650 01999-01-011999
MD 896 0.210.34 DE 896 near Newark, DEPA 896 near Strickersville, PA 01946-01-011946current
MD 899 0.170.27 Muddy BranchCherry Grove Drive near Gaithersburg Longest section
MD 901 MD 121 in ClarksburgMontgomery County Correctional Facility 01999-01-011999
MD 903 0.911.46 US 40 Scenic at Sideling HillI-68 / US 40 at Sideling Hill
MD 904 0.661.06 Jim Bowers Road near EldersburgMorgan Run NEA Longest section
MD 908 2.524.06 MD 179 near Cape St. ClaireSkidmore
MD 909 0.801.29 Spur from MD 424 near Davidsonville
MD 910 0.590.95 MD 144 in HagerstownUS 40 in Hagerstown Longest section
MD 911 0.210.34 MD 355 in RockvilleMD 28 / MD 586 in Rockville
MD 912 0.560.90 Loop from MD 282 near Earleville 01967-01-01196701979-01-011979 Longest section
MD 913 0.190.31 Spur from MD 267 in Charlestown 01968-01-01196801974-01-011974
MD 915 0.891.43 Spur from MD 177 in Pasadena Longest section
MD 917 0.090.14 MD 175 in JessupMax Blob Park Road in Jessup
MD 918 0.220.35 MD 675 in Princess AnneUniversity of Maryland, Eastern Shore
MD 920 0.971.56 Loop from US 13 near Princess Anne Longest section
MD 921 0.440.71 Spur from US 113 near Ironshire Longest section
MD 922 0.240.39 US 1 Business / MD 22 / MD 924 in Bel AirUS 1 Business in Bel Air
MD 924 7.3411.81 MD 24 near EdgewoodUS 1 / MD 24 near Bel Air
MD 925 2.494.01 Billingsley Road in White PlainsMD 5 Business in Waldorf
MD 927 0.450.72 Montrose Road through its interchange with I-270 near Rockville Longest section
MD 928 0.190.31 Loop from MD 28 at Norbeck Longest section
MD 929 0.310.50 Section of Randolph Road west from US 29 in Fairland Longest section
MD 931 0.380.61 College Parkway in Cape St. ClaireOld Cape St. Claire Road in Cape St. Claire Longest section
MD 932 0.550.89 Ten Oaks Road near GlenelgMD 32 near Glenelg Longest section
MD 935 2.994.81 MD 36 near BartonMD 36 near Nikep
MD 936 5.198.35 Church Street in MidlandUS 40 Alternate / MD 36 in Frostburg
MD 937 1.532.46 MD 135 in WesternportMD 36 near Westernport
MD 939 0.010.016 Spur from MD 36 near Barton
MD 940 1.482.38 Red Run Boulevard in Owings MillsMD 140 in Owings Mills
MD 942 0.060.097 Blue Bridge across the Potomac River in Cumberland
MD 943 0.590.95 I-83 in CockeysvilleBeaver Dam Road in Cockeysville
MD 944 2.263.64 Mervell Dean Road near CaliforniaMD 235 in Hollywood
MD 945 0.100.16 Spur from MD 235 in Hollywood
MD 946 0.610.98 US 40 Alternate near FinzelMD 546 in Finzel
MD 948 0.621.00 Spur from US 219 near Keyser's Ridge Longest segment
MD 949 0.560.90 Spur from MD 658 in La Vale Longest segment
MD 950 0.420.68 Lottsford Vista Road near LanhamCleary Lane near Lanham Longest segment
MD 951 0.230.37 Loop from MD 53 near Cresaptown
MD 952 0.310.50 Hillcrest Drive at I-68 / US 40 / US 220 near Cumberland Longest segment
MD 953 3.535.68 MD 193 near Glenn DaleAmtrak's Northeast Corridor
MD 954 0.200.32 Choptank RiverUS 50 near Trappe
MD 956 0.530.85 US 220 near PintoWV 956 in Rocket Center, WV
MD 958 0.210.34 Spur from US 1 near Jessup
MD 963 0.010.016 Spur from Hill Road near Seat Pleasant
MD 964 0.100.16 Spur from Red Top Road in Chillum
MD 965 0.540.87 Eastern Avenue in Washington, D.C.Kenilworth Avenue near Cheverly Longest section
MD 967 0.981.58 MD 5 near Silver HillMD 414 in Silver Hill Longest section
MD 968 0.050.080 MD 193 in GreenbeltNational Guard Armory
MD 969 0.110.18 MD 168 in LinthicumI-695 in Linthicum Longest section
MD 972 0.430.69 MD 458 in SuitlandMarlboro Pike in District Heights
MD 973 0.060.097 Spur from MD 459 in Cheverly
MD 974 0.100.16 Spur from MD 193 in Woodmore
MD 975 0.060.097 St. Barnabas Road in Oxon HillMD 414 in Oxon Hill
MD 976 0.310.50 Loop from MD 3 in Bowie Longest section
MD 977 0.480.77 MD 202 in LargoMD 214 in Largo Longest section
MD 978 0.841.35 Loop from MD 214 near Bowie Longest section
MD 979 0.070.11 Main Street between the one-way pair of US 1 in Laurel
MD 980 2.053.30 Lyons CreekWrighton Road in Bristol Longest section
MD 981 0.110.18 Loop from MD 108 near Ellicott City
MD 983 1.021.64 North LaurelOld Scaggsville Road in North Laurel 01963-01-01196302017-01-012017 Longest section
MD 984 0.220.35 US 40 in Ellicott CityNormandy Drive in Ellicott City
MD 985 0.550.89 Spur from Rogers Avenue in Ellicott City Longest section
MD 986 0.060.097 Spur from Old Columbia Road in Columbia
MD 990 0.010.016 Spur from MD 177 near Jacobsville
MD 991 0.020.032 Main Street Bridge over the Wicomico River in Salisbury
MD 992 0.741.19 Spur from Hobbs Road near Salisbury Longest section
MD 993 0.040.064 Spur from US 1 Alternate in Lansdowne
MD 995 0.500.80 MD 170 near HanoverBWI Rail Station
MD 996 0.490.79 MD 191 near Bethesdaend of state maintenance near Tammy Court 01999-01-011999
MD 997 0.290.47 Morris Tongue Drive near MillersvilleJabez Run near Millersville Longest section
MD 998 0.080.13 Spur from Star Point Lane in Burtonsville
MD 999 0.240.39 Newport Road & Stewart Avenuecul-de-sac 02001-01-01200102002-01-012002

See also

References

  1. "Interstate 70 West - Washington County". AARoads. Retrieved August 18, 2016.
  2. Highway Information Services Division (December 31, 2012). Highway Location Reference. Maryland State Highway Administration. Retrieved 2012-09-29.
  3. Highway Information Services Division (December 31, 1999). Highway Location Reference. Maryland State Highway Administration. Retrieved 2014-07-19.
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