Population in Maryland
Places in Maryland of 5,000 or More Population —With ZIP and Area Codes
Source: U.S. Bureau of the Census, Department of Commerce.
The following is a list of places of 5,000 or more inhabitants recognized by the Bureau of the Census, U.S. Deptartment of Commerce, based on July 1, 2004 Census Bureau estimates. Also given are 1990 census populations. For instructions and further information, see places in the United States by population.
| ZIP | Place Area Code | 2004 | 1990 |
| 21001 | Aberdeen (410) | 14,204 | 13,087 |
| 20607 | Accokeek (c) (301) | 7,349 | 4,477 |
| *20783 | Adelphi (c) (301) | 14,998 | 13,524 |
| 20762 | Andrews AFB (c) (410) | 7,925 | 10,228 |
| *21401 | Annapolis (410) | 36,217 | 33,195 |
| 21227 | Arbutus (c) (410) | 20,116 | 19,750 |
| *21012 | Arnold (c) (410) | 23,422 | 20,261 |
| *20916 | Aspen Hill (c) (301) | 50,228 | 45,494 |
| 21220 | Ballenger Creek (c) (410) | 13,518 | 5,546 |
| *21203 | Baltimore (410) | 636,251 | 736,014 |
| *21014 | Bel Air (410) | 9,882 | 8,942 |
| 21050 | Bel Air North (c) (410) | 25,798 | 14,880 |
| 21014 | Bel Air South (c) (410) | 39,711 | 26,421 |
| *20705 | Beltsville (c) (301) | 15,690 | 14,476 |
| — | Bennsville (c) — | 7,325 | — |
| *20814 | Bethesda (c) (301) | 55,277 | 62,936 |
| 20710 | Bladensburg (301) | 7,920 | 8,064 |
| *20715 | Bowie (301) | 53,840 | 37,642 |
| 21220 | Bowleys Quarters (c) (410) | 6,314 | 5,595 |
| 21225 | Brooklyn Park (c) (410) | 10,938 | 10,987 |
| *21716 | Brunswick (301) | 5,225 | 5,091 |
| *20866 | Burtonsville (c) (301) | 7,305 | 5,853 |
| 20619 | California (c) (410) | 9,307 | 7,626 |
| 20705 | Calverton (c) (301) | 12,610 | 12,046 |
| 21613 | Cambridge (410) | 10,826 | 11,514 |
| *20748 | Camp Springs (c) (301) | 17,968 | 16,392 |
| 21401 | Cape St. Clair (c) (410) | 8,022 | 7,878 |
| 21234 | Carney (c) (410) | 28,264 | 25,578 |
| *21228 | Catonsville (c) (410) | 39,820 | 35,233 |
| 20657 | Chesapeake Ranch Estates- Drum Point (c) (301) | 11,503 | 5,423 |
| *20784 | Cheverly (301) | 6,661 | 6,023 |
| *20815 | Chevy Chase (c) (301) | 9,381 | 8,559 |
| 20782 | Chillum (c) (301) | 34,252 | 31,309 |
| 20735 | Clinton (c) (301) | 26,064 | 19,987 |
| 20904 | Cloverly (c) (301) | 7,835 | 7,904 |
| 21030 | Cockeysville (c) (410) | 19,388 | 18,668 |
| *20914 | Colesville (c) (301) | 19,810 | 18,819 |
| *20740 | College Park (301) | 25,350 | 23,714 |
| *21045 | Columbia (c) (410)/(301) | 88,254 | 75,883 |
| 20743 | Coral Hills (c) (410) | 10,720 | 11,032 |
| — | Cresaptown-Bel Air (c) — | 5,884 | 4,586 |
| 21114 | Crofton (c) (410) | 20,091 | 12,781 |
| *21502 | Cumberland (301) | 20,957 | 23,712 |
| 20872 | Damascus (c) (301) | 11,430 | 9,817 |
| *20874 | Darnestown (c) (301) | 6,378 | — |
| *20747 | District Heights (301) | 6,296 | 6,711 |
| 21222 | Dundalk (c) (410) | 62,306 | 65,800 |
| *21601 | Easton (410) | 12,845 | 9,372 |
| 20737 | East Riverdale (c) (301) | 14,961 | 14,187 |
| 21219 | Edgemere (c) (410) | 9,248 | 9,226 |
| 21040 | Edgewood (c) (410) | 23,378 | 23,903 |
| 21784 | Eldersburg (c) (410) | 27,741 | 9,720 |
| 21075 | Elkridge (c) (410) | 22,042 | 12,953 |
| *21921 | Elkton (410) | 14,067 | 9,073 |
| *21043 | Ellicott City (c) (410) | 56,397 | 41,396 |
| 21221 | Essex (c) (410) | 39,078 | 40,872 |
| 20904 | Fairland (c) (301) | 21,738 | 19,828 |
| 21047 | Fallston (c) (410) | 8,427 | 5,730 |
| 21061 | Ferndale (c) (410) | 16,056 | 16,355 |
| — | Forest Glen (c) — | 7,344 | — |
| *20747 | Forestville (c) (301) | 12,707 | 16,731 |
| 20755 | Fort Meade (c) (301) | 9,882 | 12,509 |
| *20744 | Fort Washington (c) (301) | 23,845 | 24,032 |
| *21701 | Frederick (301) | 57,009 | 40,186 |
| 20744 | Friendly (c) (301) | 10,938 | 9,028 |
| 21532 | Frostburg (301) | 8,139 | 8,069 |
| *20877 | Gaithersburg (301) | 58,091 | 39,676 |
| 21117 | Garrison (c) (410) | 7,969 | 5,045 |
| *20874 | Germantown (c) (301) | 55,419 | 41,145 |
| *20706 | Glenarden (301) | 6,568 | 5,025 |
| *21061 | Glen Burnie (c) (410) | 38,922 | 37,305 |
| 20769 | Glenn Dale (c) (301) | 12,609 | 9,689 |
| — | Goddard (c) — | 5,554 | 4,576 |
| — | Greater Landover (c) — | 22,900 | — |
| 20772 | Greater Upper Marlboro (c) — | 18,720 | 11,528 |
| *20770 | Greenbelt (301) | 22,176 | 20,561 |
| 21122 | Green Haven (c) (410) | 17,415 | 14,416 |
| 21771 | Green Valley (c) (301) | 12,262 | 9,424 |
| *21740 | Hagerstown (301) | 37,536 | 35,306 |
| 21740 | Halfway (c) (301) | 10,065 | 8,873 |
| 21074 | Hampstead (410) | 5,417 | 2,608 |
| 21211 | Hampton (c) — | 5,004 | 4,926 |
| 21078 | Havre de Grace (410) | 11,605 | 8,952 |
| 20748 | Hillcrest Heights (c) (301) | 16,359 | 17,136 |
| *20780 | Hyattsville (301) | 15,186 | 13,864 |
| 20794 | Jessup (c) (410) | 7,865 | 6,537 |
| 21085 | Joppatowne (c) (410) | 11,391 | 11,084 |
| — | Kemp Mill (c) — | 9,956 | — |
| *20772 | Kettering (c) (301) | 11,008 | 9,901 |
| — | Lake Arbor (c) — | 8,533 | — |
| *21122 | Lake Shore (c) (410) | 13,065 | 13,269 |
| *20787 | Langley Park (c) (301) | 16,214 | 17,474 |
| 20706 | Lanham-Seabrook (c) (301) | 18,190 | 16,792 |
| 21227 | Lansdowne-Baltimore Highlands (c) — | 15,724 | 15,509 |
| 20646 | La Plata (301) | 8,109 | 5,841 |
| 20772 | Largo (c) (301) | 8,408 | 9,475 |
| *20707 | Laurel (301) | 21,048 | 19,086 |
| 20653 | Lexington Park (c) (410) | 11,021 | 9,943 |
| — | Linganore-Bartonsville (c) — | 12,529 | 4,079 |
| 21090 | Linthicum (c) (410) | 7,539 | 7,547 |
| 21207 | Lochearn (c) (410) | 25,269 | 25,240 |
| 21037 | Londontowne (c) (410) | 7,595 | 6,992 |
| *21093 | Lutherville-Timonium (c) (410) | 15,814 | 16,442 |
| *20748 | Marlow Heights (c) (301) | 6,059 | 5,885 |
| 20772 | Marlton (c) (301) | 7,798 | 5,523 |
| 20724 | Maryland City (c) (301) | 6,814 | 6,813 |
| 21093 | Mays Chapel (c) (410) | 11,427 | 10,132 |
| 21220 | Middle River (c) (410) | 23,958 | 24,616 |
| 21207 | Milford Mill (c) (410) | 26,527 | 22,547 |
| *20717 | Mitchellville (c) (301) | 9,611 | 12,593 |
| *20886 | Montgomery Village (c) (301) | 38,051 | 32,315 |
| 21771 | Mount Airy (301)/(410) | 8,202 | 3,730 |
| 20712 | Mount Rainier (301) | 8,739 | 7,954 |
| 20784 | New Carrollton (301) | 13,029 | 12,002 |
| *20815 | North Bethesda (c) (301) | 38,610 | 29,656 |
| 20895 | North Kensington (c) (301) | 8,940 | 8,607 |
| 20707 | North Laurel (c) (301) | 20,468 | 15,008 |
| 20878 | North Potomac (c) (301) | 23,044 | 18,456 |
| *21842 | Ocean City (410) | 7,137 | 5,146 |
| 21811 | Ocean Pines (c) (410) | 10,496 | 4,251 |
| 21113 | Odenton (c) (410) | 20,534 | 12,833 |
| *20832 | Olney (c) (301) | 31,438 | 23,019 |
| 21206 | Overlea (c) (410) | 12,148 | 12,137 |
| 21117 | Owings Mills (c) (410) | 20,193 | 9,474 |
| *20750 | Oxon Hill-Glassmanor (c) (301) | 35,355 | 35,794 |
| 21234 | Parkville (c) (410) | 31,118 | 31,617 |
| 21401 | Parole (c) (410) | 14,031 | 10,054 |
| *21122 | Pasadena (c) (410) | 12,093 | 10,012 |
| 21128 | Perry Hall (c) (410) | 28,705 | 22,723 |
| *21282 | Pikesville (c) (410) | 29,123 | 24,815 |
| 20837 | Poolesville (301) | 5,447 | 3,796 |
| *20850 | Potomac (c) (301) | 44,822 | 45,634 |
| 21227 | Pumphrey (c) (410) | 5,317 | 5,483 |
| 21133 | Randallstown (c) (301) | 30,870 | 26,277 |
| — | Redland (c) (301) | 16,998 | 16,145 |
| *21136 | Reisterstown (c) (410) | 22,438 | 19,314 |
| *20737 | Riverdale Park (301) | 6,612 | 4,843 |
| 21017 | Riverside (c) — | 6,128 | — |
| *21122 | Riviera Beach (c) (410) | 12,695 | 11,376 |
| *20850 | Rockville (301) | 57,100 | 44,830 |
| 20772 | Rosaryville (c) (301) | 12,322 | 8,976 |
| 21237 | Rosedale (c) (410) | 19,199 | 18,703 |
| — | Rossmoor (c) — | 7,569 | 6,182 |
| 21221 | Rossville (c) (410) | 11,515 | 9,492 |
| *20602 | Saint Charles (c) (301) | 33,379 | 28,717 |
| *21801 | Salisbury (410) | 26,148 | 20,592 |
| *20763 | Savage-Guilford (c) (410) | 12,918 | 9,669 |
| 20743 | Seat Pleasant (301) | 5,052 | 5,354 |
| 21144 | Severn (c) (410) | 35,076 | 24,499 |
| 21146 | Severna Park (c) (410) | 28,507 | 25,879 |
| 20764 | Shady Side (c) (301) | 5,559 | 4,107 |
| *20907 | Silver Spring (c) (301) | 76,540 | 76,046 |
| 21061 | South Gate (c) (410) | 28,672 | 27,564 |
| 20895 | South Kensington (c) (301) | 7,887 | 8,777 |
| 20707 | South Laurel (c) (301) | 20,479 | 18,591 |
| 21666 | Stevensville (c) (410) | 5,880 | 1,862 |
| *20752 | Suitland-Silver Hills (c) (301) | 33,515 | 35,111 |
| *20913 | Takoma Park (301) | 17,591 | 16,724 |
| 21787 | Taneytown (410) | 5,421 | 3,695 |
| *20748 | Temple Hills (c) (301) | 7,792 | 6,865 |
| 21788 | Thurmont (301) | 5,995 | 3,398 |
| *21204 | Towson (c) (410) | 51,793 | 49,445 |
| — | Travilah (c) (301) | 7,442 | — |
| *20602 | Waldorf (c) (301) | 22,312 | 15,058 |
| 20743 | Walker Mill (c) (301) | 11,104 | 10,920 |
| 21793 | Walkersville (301) | 5,564 | 4,145 |
| *21157 | Westminster (410) | 17,562 | 13,060 |
| *20902 | Wheaton-Glenmont (c) (301) | 57,694 | 53,720 |
| 21162 | White Marsh (c) (410) | 8,485 | 8,183 |
| 20903 | White Oak (c) (301) | 20,973 | 18,671 |
| 21207 | Woodlawn (c) (Baltimore Co.) (410) | 36,079 | 32,907 |
| 21284 | Woodlawn (c) (Pr. George’s Co.) (410) | 6,251 | 5,329 |
| — | Woodmore (c) (240)/(301) | 6,077 | 2,874 |