Maryland: cities, counties, ZIP codes and districts
Maryland has 8 congressional districts, 47 state senate districts and 71 state house districts under the maps in force for November 3, 2026, plus 2,040 voting precincts, 24 counties, 536 cities, towns and Census-designated places, and 477 ZIP codes.
Cities and towns
Largest first. Each page lists the city's county, districts and ZIP codes.
- Baltimore
- Columbia
- Germantown
- Waldorf
- Silver Spring
- Frederick
- Ellicott City
- Glen Burnie
- Gaithersburg
- Bethesda
- Dundalk
- Rockville
- Towson
- Bowie
- Bel Air South
- Severn
- Wheaton
- Aspen Hill
- North Bethesda
- Potomac
- Catonsville
- Hagerstown
- Odenton
- Annapolis
- Essex
- Woodlawn
- Severna Park
- Clinton
- Chillum
- Olney
- Owings Mills
- Montgomery Village
- College Park
- Pikesville
- Randallstown
- Middle River
- Salisbury
- Pasadena
- Eldersburg
- Bel Air North
- Parkville
- Milford Mill
- Laurel
- Crofton
- South Laurel
- Perry Hall
- Carney
- Clarksburg
- Ilchester
- Reisterstown
- Landover
- Suitland
- Edgewood
- Lochearn
- Fairland
- North Laurel
- Elkridge
- Ballenger Creek
- Greenbelt
- Fort Washington
- Cockeysville
- Arnold
- North Potomac
- Camp Springs
- Arbutus
- Hyattsville
- Beltsville
- Langley Park
- Westminster
- Rosedale
- Seabrook
- Lake Shore
- Maryland City
- Cumberland
- Oxon Hill
- Redland
- East Riverdale
- Glassmanor
- Parole
- Takoma Park
- Calverton
- Damascus
- Easton
- Ferndale
- Adelphi
- Glenmont
- Aberdeen
- White Oak
- Brooklyn Park
- Rossville
- Elkton
- Hillcrest Heights
- Mays Chapel
- Colesville
- Bensville
- Cloverly
- Havre de Grace
- Summerfield
- Glenn Dale
- Lake Arbor
- Kettering
- Flower Hill
- Accokeek
- New Carrollton
- Joppatowne
- Kemp Mill
- Lexington Park
- Urbana
- Brock Hall
- Cambridge
- California
- Honeygo
- Overlea
- Forestville
- Green Valley
- Riviera Beach
- Linganore
- Walker Mill
- Ocean Pines
- Travilah
- Westphalia
- Halfway
- Largo
- Rosaryville
- Lanham
- Linthicum
- Mitchellville
- Annapolis Neck
- Bel Air
- Brandywine
- Jessup
- Timonium
- Chesapeake Ranch Estates
- White Marsh
- La Plata
- Chevy Chase
- Coral Hills
- Friendly
- Marlton
- Mount Airy
- Bladensburg
- Burtonsville
- North Kensington
- Garrison
- Edgewater
- Fort Meade
- Fallston
- Scaggsville
- Leisure World
- Marlboro Village
- Cape St. Claire
- Edgemere
- Lansdowne
- Mayo
- South Kensington
- Bryans Road
- Temple Hills
- Mount Rainier
- Four Corners
- Fairwood
- Wildewood
- Brunswick
- Baltimore Highlands
- Savage
- Woodlawn
- Stevensville
- Robinwood
- Riverdale Park
- Taneytown
- Frostburg
- Riverside
- Forest Glen
- Bowleys Quarters
- Ocean City
- Lutherville
- Darnestown
- Glenarden
- Silver Hill
- Chesapeake Beach
- Hampstead
- Thurmont
- Fountainhead-Orchard Hills
- Cheverly
- Marlow Heights
- Walkersville
- Spring Ridge
- District Heights
- Fulton
- Shady Side
- Hillandale
- Layhill
- Ashton-Sandy Spring
- Chestertown
- National Harbor
- Poolesville
- Cresaptown
- Manchester
- Fruitland
- Friendship Heights Village
- Springdale
- Peppermill Village
- Hampton
- Berlin
- Chester
- Middletown
- West Ocean City
- Deale
- Denton
- Abingdon
- St. James
- Centreville
- Leonardtown
- Seat Pleasant
- Perryville
- Woodmore
- West Laurel
- Kingsville
- Sykesville
- Pocomoke City
- Riva
- La Vale
- North East
- Capitol Heights
- Pleasant Hills
- Melwood
- Indian Head
- Brentwood
- Boonsboro
- Delmar
- Brookmont
- Maugansville
- Marlboro Meadows
- Golden Beach
- Burnt Mills
- Huntingtown
- Grasonville
- Princess Anne
- Berwyn Heights
- Brown Station
- Prince Frederick
- Konterra
- Braddock Heights
- Gambrills
- Andrews AFB
- Smithsburg
- Chevy Chase
- Jarrettsville
- Herald Harbor
- Federalsburg
- Emmitsburg
- Bartonsville
- Rising Sun
- Croom
- Monrovia
- Jefferson
- Forest Heights
- Paramount-Long Meadow
- Solomons
- Drum Point
- Derwood
- Perryman
- Crisfield
- University Park
- Cabin John
- Hughesville
- Dunkirk
- Adamstown
- Wilson-Conococheague
- Queensland
- Snow Hill
- Mountain Lake Park
- North Beach
- Owings
- Kensington
- Baden
- Williamsport
- Lusby
- Hurlock
- Chevy Chase Village
- Crownsville
- Greensboro
- Point of Rocks
- Arden on the Severn
- Romancoke
- Oakland
- Myersville
- Landover Hills
- Spencerville
- Westernport
- Callaway
- Long Beach
- Bel Air
- Kingstown
- Mechanicsville
- Aberdeen Proving Ground
- Edmonston
- Ridgely
- Cedar Heights
- Colmar Manor
- Hancock
- Fairmount Heights
- New Market
- Pittsville
- Charlestown
- Cavetown
- New Windsor
- Queen Anne
- Charlotte Hall
- Cottage City
- Morningside
- Algonquin
- Keedysville
- Rock Hall
- Somerset
- Trappe
- Highland
- Hebron
- Woodsboro
- Highfield-Cascade
- Buckeystown
- St. Michaels
- Potomac Heights
- Bowling Green
- Ten Mile Creek
- Chevy Chase View
- Lonaconing
- Garrett Park
- Libertytown
- Piney Point
- Grantsville
- Maryland Park
- Willards
- Martin's Additions
- Union Bridge
- Cobb Island
- Aquasco
- Funkstown
- Eckhart Mines
- Potomac Park
- Church Hill
- Tilghman Island
- Eden
- Chevy Chase Section Three
- Calvert Beach
- St. Leonard
- Mount Vernon
- Chesapeake City
- Mount Savage
- Pylesville
- Queenstown
- Sharptown
- Rawlings
- North Chevy Chase
- Cecilton
- Upper Marlboro
- Preston
- Chevy Chase Section Five
- Bryantown
- Ellerslie
- Cedarville
- Galesville
- Port Deposit
- Kent Narrows
- Oxford
- North Brentwood
- Bowmans Addition
- Mount Aetna
- Laytonsville
- Leitersburg
- Millington
- Sharpsburg
- Cordova
- Mount Lena
- Galena
- Fairplay
- Butlertown
- Pomfret
- Sudlersville
- Washington Grove
- Fairlee
- Bishopville
- Crumpton
- Finzel
- Loch Lynn Heights
- Midland
- Naval Academy
- West Pocomoke
- Chesapeake Landing
- Secretary
- Sabillasville
- Barton
- Beaver Creek
- Lewistown
- Tall Timbers
- McCoole
- Pinesburg
- Friendsville
- Tilghmanton
- Corriganville
- Fairmount
- Newark
- Darlington
- East New Market
- Friendship
- Broomes Island
- Deal Island
- Clear Spring
- Grahamtown
- San Mar
- Mardela Springs
- Midlothian
- Downsville
- Accident
- Zihlman
- Chance
- Pleasant Grove
- Bagtown
- Parsonsburg
- Deer Park
- Kitzmiller
- Tolchester
- Glen Echo
- Betterton
- Lisbon
- Rosemont
- Bloomington
- Vienna
- St. George Island
- Chewsville
- Breathedsville
- Franklin
- Graceham
- Mapleville
- Greensburg
- Benedict
- Kennedyville
- Garretts Mill
- Tyaskin
- Danville
- Moscow
- Edgemont
- Worton
- Goldsboro
- Crellin
- Nanticoke
- Shaft
- Madison
- Smith Island
- Allen
- Queen Anne
- Whaleyville
- Powellville
- Bier
- Bivalve
- Barclay
- Jesterville
- Cearfoss
- Marydel
- Rohrersville
- Fishing Creek
- Mount Briar
- Edesville
- Jugtown
- Sandy Hook
- Flintstone
- Brookeville
- Charlton
- Ringgold
- Pecktonville
- Dargan
- Henderson
- Trego-Rohrersville Station
- Williston
- Quantico
- Barnesville
- Carlos
- Burkittsville
- Dames Quarter
- Girdletree
- Pondsville
- Gilmore
- Still Pond
- Hillsboro
- Choptank
- Taylors Island
- Nanticoke Acres
- Highland Beach
- Georgetown
- Kemps Mill
- Oldtown
- Templeville
- Yarrowsburg
- Galestown
- Vale Summit
- Gapland
- Klondike
- Brownsville
- Church Creek
- Dawson
- Jennings
- Antietam
- Nikep
- Mercersville
- Stockton
- Woodland
- Hutton
- Frenchtown-Rumbly
- Big Spring
- Gorman
- Luke
- Rock Point
- Big Pool
- Fairview
- Middleburg
- Indian Springs
- Clarysville
- Eagle Harbor
- Detmold
- Swanton
- Little Orleans
- Reid
- Barrelville
- Ernstville
- National
- Spring Gap
- Brookview
- West Denton
- Whitehaven
- Eldorado
- Elliott
- Ocean
- Waterview
- Bakersville
- Eakles Mill
- Port Tobacco Village
- Fort Ritchie
Congressional districts (2026)
| District | Short | 2020 population |
|---|---|---|
| Maryland's 1st congressional district | MD-01 | 772,748 |
| Maryland's 2nd congressional district | MD-02 | 770,906 |
| Maryland's 3rd congressional district | MD-03 | 771,733 |
| Maryland's 4th congressional district | MD-04 | 770,577 |
| Maryland's 5th congressional district | MD-05 | 774,641 |
| Maryland's 6th congressional district | MD-06 | 777,845 |
| Maryland's 7th congressional district | MD-07 | 767,247 |
| Maryland's 8th congressional district | MD-08 | 771,527 |
ZIP codes in Maryland
Each page lists the ZIP's congressional and legislative districts, with population shares where it's split.
- 20601
- 20602
- 20603
- 20606
- 20607
- 20608
- 20609
- 20611
- 20612
- 20613
- 20615
- 20616
- 20617
- 20618
- 20619
- 20620
- 20621
- 20622
- 20623
- 20624
- 20625
- 20626
- 20628
- 20629
- 20630
- 20632
- 20634
- 20636
- 20637
- 20639
- 20640
- 20645
- 20646
- 20650
- 20653
- 20656
- 20657
- 20658
- 20659
- 20660
- 20661
- 20662
- 20664
- 20667
- 20670
- 20674
- 20675
- 20676
- 20677
- 20678
- 20680
- 20684
- 20685
- 20686
- 20687
- 20688
- 20689
- 20690
- 20692
- 20693
- 20695
- 20701
- 20705
- 20706
- 20707
- 20708
- 20710
- 20711
- 20712
- 20714
- 20715
- 20716
- 20720
- 20721
- 20722
- 20723
- 20724
- 20732
- 20733
- 20735
- 20736
- 20737
- 20740
- 20742
- 20743
- 20744
- 20745
- 20746
- 20747
- 20748
- 20751
- 20754
- 20755
- 20758
- 20759
- 20762
- 20763
- 20764
- 20765
- 20769
- 20770
- 20771
- 20772
- 20774
- 20776
- 20777
- 20778
- 20779
- 20781
- 20782
- 20783
- 20784
- 20785
- 20794
- 20812
- 20814
- 20815
- 20816
- 20817
- 20818
- 20832
- 20833
- 20837
- 20838
- 20839
- 20841
- 20842
- 20850
- 20851
- 20852
- 20853
- 20854
- 20855
- 20860
- 20861
- 20862
- 20866
- 20868
- 20871
- 20872
- 20874
- 20876
- 20877
- 20878
- 20879
- 20880
- 20882
- 20886
- 20889
- 20892
- 20894
- 20895
- 20896
- 20899
- 20901
- 20902
- 20903
- 20904
- 20905
- 20906
- 20910
- 20912
- 21001
- 21005
- 21009
- 21010
- 21012
- 21013
- 21014
- 21015
- 21017
- 21023
- 21028
- 21029
- 21030
- 21031
- 21032
- 21034
- 21035
- 21036
- 21037
- 21040
- 21042
- 21043
- 21044
- 21045
- 21046
- 21047
- 21048
- 21050
- 21051
- 21052
- 21053
- 21054
- 21056
- 21057
- 21060
- 21061
- 21071
- 21074
- 21075
- 21076
- 21077
- 21078
- 21082
- 21084
- 21085
- 21087
- 21090
- 21093
- 21102
- 21104
- 21105
- 21108
- 21111
- 21113
- 21114
- 21117
- 21120
- 21122
- 21128
- 21130
- 21131
- 21132
- 21133
- 21136
- 21140
- 21144
- 21146
- 21152
- 21153
- 21154
- 21155
- 21156
- 21157
- 21158
- 21160
- 21161
- 21162
- 21163
- 21201
- 21202
- 21204
- 21205
- 21206
- 21207
- 21208
- 21209
- 21210
- 21211
- 21212
- 21213
- 21214
- 21215
- 21216
- 21217
- 21218
- 21219
- 21220
- 21221
- 21222
- 21223
- 21224
- 21225
- 21226
- 21227
- 21228
- 21229
- 21230
- 21231
- 21233
- 21234
- 21236
- 21237
- 21239
- 21240
- 21244
- 21250
- 21251
- 21252
- 21285
- 21286
- 21287
- 21401
- 21402
- 21403
- 21405
- 21409
- 21502
- 21520
- 21521
- 21523
- 21524
- 21529
- 21530
- 21531
- 21532
- 21536
- 21538
- 21539
- 21540
- 21541
- 21542
- 21543
- 21545
- 21550
- 21555
- 21557
- 21560
- 21561
- 21562
- 21601
- 21607
- 21610
- 21612
- 21613
- 21617
- 21619
- 21620
- 21622
- 21623
- 21624
- 21625
- 21626
- 21627
- 21628
- 21629
- 21631
- 21632
- 21634
- 21635
- 21636
- 21638
- 21639
- 21640
- 21641
- 21643
- 21644
- 21645
- 21647
- 21648
- 21649
- 21650
- 21651
- 21652
- 21653
- 21654
- 21655
- 21657
- 21658
- 21659
- 21660
- 21661
- 21662
- 21663
- 21664
- 21665
- 21666
- 21667
- 21668
- 21669
- 21671
- 21672
- 21673
- 21675
- 21676
- 21677
- 21678
- 21679
- 21701
- 21702
- 21703
- 21704
- 21705
- 21710
- 21711
- 21713
- 21714
- 21715
- 21716
- 21717
- 21718
- 21719
- 21722
- 21723
- 21727
- 21733
- 21734
- 21737
- 21738
- 21740
- 21742
- 21746
- 21750
- 21754
- 21755
- 21756
- 21757
- 21758
- 21762
- 21766
- 21767
- 21769
- 21770
- 21771
- 21773
- 21774
- 21776
- 21777
- 21778
- 21779
- 21780
- 21781
- 21782
- 21783
- 21784
- 21787
- 21788
- 21790
- 21791
- 21793
- 21794
- 21795
- 21797
- 21798
- 21801
- 21804
- 21810
- 21811
- 21813
- 21814
- 21817
- 21821
- 21822
- 21824
- 21826
- 21829
- 21830
- 21835
- 21837
- 21838
- 21840
- 21841
- 21842
- 21849
- 21850
- 21851
- 21853
- 21856
- 21861
- 21862
- 21863
- 21864
- 21865
- 21866
- 21867
- 21869
- 21871
- 21872
- 21874
- 21875
- 21890
- 21901
- 21902
- 21903
- 21904
- 21911
- 21912
- 21913
- 21914
- 21915
- 21917
- 21918
- 21919
- 21920
- 21921
- 21930
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Your agent can list, look up and map every district and precinct in Maryland. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
list_geographies(country="US", level="congressional_district", region="MD")