USA: Maryland
Counties
The population of all counties in Maryland by census years.
| Name | Status | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | |
|---|---|---|---|---|---|---|
| Allegany | County | 74,946 | 74,930 | 75,087 | 68,108 | → |
| Anne Arundel | County | 427,239 | 489,656 | 537,656 | 588,270 | → |
| Baltimore | County | 692,134 | 754,292 | 805,029 | 854,554 | → |
| Baltimore City | City | 736,014 | 651,154 | 620,961 | 585,690 | → |
| Calvert | County | 51,372 | 74,563 | 88,737 | 92,789 | → |
| Caroline | County | 27,035 | 29,772 | 33,066 | 33,292 | → |
| Carroll | County | 123,372 | 150,897 | 167,134 | 172,895 | → |
| Cecil | County | 71,347 | 85,951 | 101,108 | 103,724 | → |
| Charles | County | 101,154 | 120,546 | 146,551 | 166,621 | → |
| Dorchester | County | 30,236 | 30,674 | 32,618 | 32,529 | → |
| Frederick | County | 150,208 | 195,277 | 233,385 | 271,710 | → |
| Garrett | County | 28,138 | 29,846 | 30,097 | 28,807 | → |
| Harford | County | 182,132 | 218,590 | 244,826 | 260,922 | → |
| Howard | County | 187,328 | 247,842 | 287,085 | 332,316 | → |
| Kent | County | 17,842 | 19,197 | 20,197 | 19,198 | → |
| Montgomery | County | 757,027 | 873,341 | 971,777 | 1,062,065 | → |
| Prince George's | County | 729,268 | 801,515 | 863,420 | 967,215 | → |
| Queen Anne's | County | 33,953 | 40,563 | 47,798 | 49,876 | → |
| Somerset | County | 23,440 | 24,747 | 26,470 | 24,615 | → |
| St. Mary's | County | 75,974 | 86,211 | 105,151 | 113,777 | → |
| Talbot | County | 30,549 | 33,812 | 37,782 | 37,523 | → |
| Washington | County | 121,393 | 131,923 | 147,430 | 154,704 | → |
| Wicomico | County | 74,339 | 84,644 | 98,733 | 103,588 | → |
| Worcester | County | 35,028 | 46,543 | 51,454 | 52,465 | → |
| Maryland | State | 4,781,468 | 5,296,486 | 5,773,552 | 6,177,253 |
Contents: Places
The population of all places in Maryland by census years.
icon links to further information about a selected place including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).| Name | Status | County | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | |
|---|---|---|---|---|---|---|---|
| Aberdeen | City | Harford | 13,561 | 13,783 | 14,981 | 16,279 | → |
| Aberdeen Proving Ground | Census-Designated Place | Harford | 5,267 | 3,116 | 2,093 | 1,668 | → |
| Abingdon | Census-Designated Place | Harford | 1,396 | 3,185 | 4,583 | 4,826 | → |
| Accident | Town | Garrett | 349 | 360 | 325 | 335 | → |
| Accokeek | Census-Designated Place | Prince George's | 4,882 | 7,349 | 10,573 | 13,927 | → |
| Adamstown | Census-Designated Place | Frederick | 191 | 309 | 2,221 | 2,331 | → |
| Adelphi | Census-Designated Place | Prince George's | 12,717 | 14,998 | 15,086 | 16,823 | → |
| Algonquin | Census-Designated Place | Dorchester | 1,302 | 1,361 | 1,241 | 1,220 | → |
| Allen | Census-Designated Place | Wicomico | 65 | 112 | 210 | 199 | → |
| Andrews AFB | Census-Designated Place | Prince George's | 10,228 | 7,925 | 2,973 | 3,025 | → |
| Annapolis | City | Anne Arundel | 33,323 | 36,068 | 38,334 | 40,804 | → |
| Annapolis Neck | Census-Designated Place | Anne Arundel | 9,802 | 10,446 | 10,950 | 10,973 | → |
| Antietam | Census-Designated Place | Washington | ... | ... | 89 | 98 | → |
| Aquasco | Census-Designated Place | Prince George's | 1,008 | 1,032 | 981 | 913 | → |
| Arbutus | Census-Designated Place | Baltimore | 19,750 | 20,116 | 20,483 | 21,655 | → |
| Arden on the Severn | Census-Designated Place | Anne Arundel | 2,033 | 1,971 | 1,953 | 1,881 | → |
| Arnold | Census-Designated Place | Anne Arundel | 20,261 | 23,422 | 23,106 | 24,064 | → |
| Ashton-Sandy Spring | Census-Designated Place | Montgomery | 3,961 | 3,904 | 5,628 | 5,746 | → |
| Aspen Hill | Census-Designated Place | Montgomery | 43,342 | 47,334 | 48,759 | 51,063 | → |
| Baden | Census-Designated Place | Prince George's | 1,800 | 1,807 | 2,128 | 2,114 | → |
| Bagtown | Census-Designated Place | Washington | 222 | 175 | 333 | 321 | → |
| Bakersville | Census-Designated Place | Washington | ... | ... | 30 | 30 | → |
| Ballenger Creek | Census-Designated Place | Frederick | 6,536 | 14,490 | 18,274 | 24,999 | → |
| Baltimore | City | Baltimore | 736,014 | 651,262 | 620,777 | 585,690 | → |
| Baltimore Highlands | Census-Designated Place | Baltimore | 7,072 | 7,003 | 7,019 | 7,740 | → |
| Barclay | Town | Queen Anne's | 170 | 143 | 174 | 184 | → |
| Barnesville | Town | Montgomery | 163 | 157 | 170 | 145 | → |
| Barrelville | Census-Designated Place | Allegany | 99 | 44 | 73 | 58 | → |
| Barton | Town | Allegany | 494 | 491 | 454 | 465 | → |
| Bartonsville | Census-Designated Place | Frederick | 706 | 1,030 | 1,451 | 2,753 | → |
| Beaver Creek | Census-Designated Place | Washington | 162 | 172 | 484 | 461 | → |
| Bel Air | Census-Designated Place | Allegany | 1,236 | 1,117 | 1,258 | 1,689 | → |
| Bel Air | Town | Harford | 9,143 | 9,702 | 10,100 | 10,660 | → |
| Bel Air North | Census-Designated Place | Harford | 14,880 | 25,798 | 30,568 | 31,841 | → |
| Bel Air South | Census-Designated Place | Harford | 28,512 | 44,540 | 53,220 | 57,648 | → |
| Beltsville | Census-Designated Place | Prince George's | 14,476 | 15,690 | 16,772 | 20,133 | → |
| Benedict | Census-Designated Place | Charles | 217 | 203 | 261 | 232 | → |
| Bensville | Census-Designated Place | Charles | 5,137 | 7,325 | 11,923 | 15,288 | → |
| Berlin | Town | Worcester | 2,765 | 3,549 | 4,437 | 5,041 | → |
| Berwyn Heights | Town | Prince George's | 2,952 | 2,954 | 3,123 | 3,345 | → |
| Bethesda | Census-Designated Place | Montgomery | 56,375 | 55,277 | 60,858 | 68,056 | → |
| Betterton | Town | Kent | 382 | 376 | 338 | 286 | → |
| Bier | Census-Designated Place | Allegany | 256 | 113 | 173 | 186 | → |
| Big Pool | Census-Designated Place | Washington | ... | ... | 82 | 78 | → |
| Big Spring | Census-Designated Place | Washington | ... | ... | 84 | 85 | → |
| Bishopville | Census-Designated Place | Worcester | 433 | 392 | 531 | 499 | → |
| Bivalve | Census-Designated Place | Wicomico | 279 | 310 | 201 | 185 | → |
| Bladensburg | Town | Prince George's | 8,056 | 7,820 | 8,971 | 9,662 | → |
| Bloomington | Census-Designated Place | Garrett | 219 | 244 | 305 | 271 | → |
| Boonsboro | Town | Washington | 2,490 | 2,800 | 3,449 | 3,798 | → |
| Bowie | City | Prince George's | 38,179 | 51,702 | 54,822 | 58,340 | → |
| Bowleys Quarters | Census-Designated Place | Baltimore | 5,595 | 6,314 | 6,755 | 6,853 | → |
| Bowling Green | Census-Designated Place | Allegany | 1,239 | 1,143 | 1,077 | 1,018 | → |
| Bowmans Addition | Census-Designated Place | Allegany | 745 | 713 | 627 | 584 | → |
| Braddock Heights | Census-Designated Place | Frederick | 2,699 | 2,534 | 2,837 | 3,075 | → |
| Brandywine | Census-Designated Place | Prince George's | 3,930 | 3,798 | 6,719 | 10,550 | → |
| Breathedsville | Census-Designated Place | Washington | ... | ... | 254 | 255 | → |
| Brentwood | Town | Prince George's | 2,995 | 2,943 | 3,314 | 3,822 | → |
| Brock Hall | Census-Designated Place | Prince George's | 1,532 | 2,997 | 7,376 | 13,181 | → |
| Brookeville | Town | Montgomery | 71 | 122 | 134 | 164 | → |
| Brooklyn Park | Census-Designated Place | Anne Arundel | 13,685 | 13,567 | 14,373 | 16,112 | → |
| Brookmont | Census-Designated Place | Montgomery | 3,273 | 3,202 | 3,468 | 3,751 | → |
| Brookview | Town | Dorchester | 64 | 64 | 60 | 47 | → |
| Broomes Island | Census-Designated Place | Calvert | 398 | 401 | 405 | 379 | → |
| Brown Station | Census-Designated Place | Prince George's | 2,093 | 3,786 | 3,246 | 3,298 | → |
| Brownsville | Census-Designated Place | Washington | ... | 140 | 89 | 102 | → |
| Brunswick | City | Frederick | 5,097 | 4,961 | 5,870 | 7,762 | → |
| Bryans Road | Census-Designated Place | Charles | 4,883 | 5,576 | 7,244 | 8,650 | → |
| Bryantown | Census-Designated Place | Charles | 1,022 | 887 | 655 | 653 | → |
| Buckeystown | Census-Designated Place | Frederick | 212 | 763 | 942 | 1,072 | → |
| Burkittsville | Town | Frederick | 181 | 176 | 151 | 141 | → |
| Burnt Mills | Census-Designated Place | Montgomery | 2,197 | 2,546 | 2,987 | 3,592 | → |
| Burtonsville | Census-Designated Place | Montgomery | 5,853 | 7,305 | 8,323 | 9,498 | → |
| Butlertown | Census-Designated Place | Kent | 91 | 103 | 505 | 520 | → |
| Cabin John | Census-Designated Place | Montgomery | 2,125 | 2,334 | 2,280 | 2,459 | → |
| California | Census-Designated Place | St. Mary's | 7,626 | 9,307 | 11,857 | 12,947 | → |
| Callaway | Census-Designated Place | St. Mary's | 922 | 891 | 1,515 | 1,779 | → |
| Calvert Beach | Census-Designated Place | Calvert | 278 | 1,049 | 808 | 791 | → |
| Calverton | Census-Designated Place | Montgomery / Prince George's | 12,046 | 12,610 | 17,724 | 17,316 | → |
| Cambridge | City | Dorchester | 11,544 | 10,996 | 12,416 | 13,095 | → |
| Camp Springs | Census-Designated Place | Prince George's | 17,791 | 19,673 | 19,096 | 22,734 | → |
| Cape St. Claire | Census-Designated Place | Anne Arundel | 7,878 | 8,022 | 8,747 | 9,179 | → |
| Capitol Heights | Town | Prince George's | 3,219 | 3,949 | 4,300 | 4,040 | → |
| Carlos | Census-Designated Place | Allegany | 64 | 56 | 153 | 144 | → |
| Carney | Census-Designated Place | Baltimore | 25,578 | 28,264 | 29,941 | 29,363 | → |
| Catonsville | Census-Designated Place | Baltimore | 35,233 | 39,820 | 41,567 | 44,701 | → |
| Cavetown | Census-Designated Place | Washington | 1,504 | 1,486 | 1,473 | 1,446 | → |
| Cearfoss | Census-Designated Place | Washington | ... | ... | 178 | 176 | → |
| Cecilton | Town | Cecil | 484 | 483 | 663 | 674 | → |
| Cedar Heights | Census-Designated Place | Prince George's | 1,208 | 1,490 | 1,520 | 1,597 | → |
| Cedarville | Census-Designated Place | Prince George's | 993 | 797 | 717 | 639 | → |
| Centreville | Town | Queen Anne's | 2,144 | 2,014 | 4,248 | 4,723 | → |
| Chance | Census-Designated Place | Somerset | 415 | 377 | 353 | 330 | → |
| Charlestown | Town | Cecil | 716 | 1,029 | 1,177 | 1,493 | → |
| Charlotte Hall | Census-Designated Place | St. Mary's | 1,305 | 1,214 | 1,420 | 1,388 | → |
| Charlton | Census-Designated Place | Washington | 37 | 66 | 171 | 166 | → |
| Chesapeake Beach | Town | Calvert | 2,529 | 3,206 | 5,767 | 6,351 | → |
| Chesapeake City | Town | Cecil | 806 | 771 | 689 | 735 | → |
| Chesapeake Landing | Census-Designated Place | Kent | 271 | 424 | 442 | 472 | → |
| Chesapeake Ranch Estates | Census-Designated Place | Calvert | 3,064 | 8,934 | 10,519 | 10,308 | → |
| Chester | Census-Designated Place | Queen Anne's | 2,785 | 3,723 | 4,167 | 5,003 | → |
| Chestertown | Town | Kent | 3,930 | 4,679 | 5,271 | 5,534 | → |
| Cheverly | Town | Prince George's | 6,106 | 6,418 | 6,165 | 6,167 | → |
| Chevy Chase | Town | Montgomery | 2,726 | 2,740 | 2,824 | 2,902 | → |
| Chevy Chase | Census-Designated Place | Montgomery | 7,972 | 9,381 | 9,545 | 10,176 | → |
| Chevy Chase Section Five | Village | Montgomery | 631 | 629 | 667 | 672 | → |
| Chevy Chase Section Three | Village | Montgomery | 757 | 777 | 756 | 801 | → |
| Chevy Chase View | Town | Montgomery | 844 | 868 | 925 | 1,005 | → |
| Chevy Chase Village | Town | Montgomery | 2,091 | 2,046 | 1,951 | 2,053 | → |
| Chewsville | Census-Designated Place | Washington | 335 | 293 | 238 | 261 | → |
| Chillum | Census-Designated Place | Prince George's | 28,503 | 30,872 | 33,513 | 36,039 | → |
| Choptank | Census-Designated Place | Caroline | 135 | 144 | 129 | 126 | → |
| Church Creek | Town | Dorchester | 113 | 96 | 125 | 102 | → |
| Church Hill | Town | Queen Anne's | 466 | 552 | 745 | 808 | → |
| Clarksburg | Census-Designated Place | Montgomery | 1,125 | 2,479 | 13,766 | 29,051 | → |
| Clarysville | Census-Designated Place | Allegany | 58 | 63 | 73 | 67 | → |
| Clear Spring | Town | Washington | 422 | 441 | 364 | 371 | → |
| Clinton | Census-Designated Place | Prince George's | 26,615 | 33,069 | 35,970 | 38,760 | → |
| Cloverly | Census-Designated Place | Montgomery | 14,363 | 14,297 | 15,126 | 15,285 | → |
| Cobb Island | Census-Designated Place | Charles | 694 | 881 | 1,166 | 929 | → |
| Cockeysville | Census-Designated Place | Baltimore | 19,512 | 20,123 | 22,156 | 24,184 | → |
| Colesville | Census-Designated Place | Montgomery | 12,919 | 14,603 | 14,647 | 15,421 | → |
| College Park | City | Prince George's | 23,717 | 24,663 | 30,410 | 34,749 | → |
| Colmar Manor | Town | Prince George's | 1,055 | 1,057 | 1,404 | 1,598 | → |
| Columbia | Census-Designated Place | Howard | 78,264 | 94,669 | 99,615 | 104,681 | → |
| Coral Hills | Census-Designated Place | Prince George's | 11,032 | 10,720 | 9,895 | 9,997 | → |
| Cordova | Census-Designated Place | Talbot | 573 | 592 | 562 | 551 | → |
| Corriganville | Census-Designated Place | Allegany | 390 | 111 | 455 | 421 | → |
| Cottage City | Town | Prince George's | 1,250 | 1,135 | 1,305 | 1,333 | → |
| Crellin | Census-Designated Place | Garrett | 304 | 310 | 264 | 210 | → |
| Cresaptown | Census-Designated Place | Allegany | 2,141 | 3,800 | 3,743 | 5,442 | → |
| Crisfield | City | Somerset | 2,882 | 2,763 | 2,718 | 2,468 | → |
| Crofton | Census-Designated Place | Anne Arundel | 15,590 | 24,612 | 27,348 | 29,641 | → |
| Croom | Census-Designated Place | Prince George's | 2,421 | 2,588 | 2,631 | 2,720 | → |
| Crownsville | Census-Designated Place | Anne Arundel | 1,201 | 1,756 | 1,757 | 1,924 | → |
| Crumpton | Census-Designated Place | Queen Anne's | 435 | 454 | 550 | 496 | → |
| Cumberland | City | Allegany | 23,880 | 21,773 | 20,829 | 19,082 | → |
| Damascus | Census-Designated Place | Montgomery | 13,650 | 15,722 | 16,965 | 17,224 | → |
| Dames Quarter | Census-Designated Place | Somerset | 192 | 188 | 167 | 142 | → |
| Danville | Census-Designated Place | Allegany | 236 | 206 | 271 | 224 | → |
| Dargan | Census-Designated Place | Washington | 179 | 125 | 165 | 163 | → |
| Darlington | Census-Designated Place | Harford | 280 | 84 | 409 | 398 | → |
| Darnestown | Census-Designated Place | Montgomery | 5,284 | 6,378 | 6,802 | 6,723 | → |
| Dawson | Census-Designated Place | Allegany | 122 | 124 | 103 | 100 | → |
| Deal Island | Census-Designated Place | Somerset | 617 | 578 | 471 | 375 | → |
| Deale | Census-Designated Place | Anne Arundel | 4,239 | 4,796 | 4,945 | 4,943 | → |
| Deer Park | Town | Garrett | 491 | 374 | 383 | 306 | → |
| Delmar | Town | Wicomico | 1,919 | 2,138 | 3,092 | 3,810 | → |
| Denton | Town | Caroline | 3,133 | 3,065 | 4,403 | 4,843 | → |
| Derwood | Census-Designated Place | Montgomery | 618 | 1,983 | 2,381 | 2,535 | → |
| Detmold | Census-Designated Place | Allegany | ... | ... | 71 | 66 | → |
| District Heights | City | Prince George's | 6,617 | 5,749 | 5,743 | 5,953 | → |
| Downsville | Census-Designated Place | Washington | 240 | 74 | 355 | 341 | → |
| Drum Point | Census-Designated Place | Calvert | 1,619 | 2,569 | 2,731 | 2,553 | → |
| Dundalk | Census-Designated Place | Baltimore | 65,800 | 62,306 | 63,597 | 67,796 | → |
| Dunkirk | Census-Designated Place | Calvert | 1,350 | 2,363 | 2,520 | 2,431 | → |
| Eagle Harbor | Town | Prince George's | 45 | 50 | 66 | 66 | → |
| Eakles Mill | Census-Designated Place | Washington | ... | ... | 27 | 26 | → |
| East New Market | Town | Dorchester | 237 | 266 | 386 | 396 | → |
| East Riverdale | Census-Designated Place | Prince George's | 12,945 | 14,961 | 15,509 | 18,459 | → |
| Easton | Town | Talbot | 10,154 | 11,768 | 16,206 | 17,104 | → |
| Eckhart Mines | Census-Designated Place | Allegany | 714 | 554 | 932 | 858 | → |
| Eden | Census-Designated Place | Somerset | 718 | 793 | 823 | 803 | → |
| Edesville | Census-Designated Place | Kent | 67 | 85 | 145 | 169 | → |
| Edgemere | Census-Designated Place | Baltimore | 9,226 | 9,248 | 8,669 | 9,069 | → |
| Edgemont | Census-Designated Place | Washington | 114 | 144 | 231 | 218 | → |
| Edgewater | Census-Designated Place | Anne Arundel | 6,992 | 7,595 | 9,023 | 9,446 | → |
| Edgewood | Census-Designated Place | Harford | 23,903 | 23,378 | 25,562 | 25,713 | → |
| Edmonston | Town | Prince George's | 1,234 | 1,293 | 1,428 | 1,614 | → |
| Eldersburg | Census-Designated Place | Carroll | 21,055 | 27,741 | 30,531 | 32,582 | → |
| Eldorado | Town | Dorchester | 44 | 59 | 59 | 46 | → |
| Elkridge | Census-Designated Place | Howard | 7,602 | 11,283 | 15,593 | 25,171 | → |
| Elkton | Town | Cecil | 8,645 | 11,715 | 15,482 | 15,822 | → |
| Ellerslie | Census-Designated Place | Allegany | 512 | 579 | 623 | 651 | → |
| Ellicott City | Census-Designated Place | Howard | 38,626 | 52,371 | 65,834 | 75,947 | → |
| Elliott | Census-Designated Place | Dorchester | ... | 61 | 52 | 43 | → |
| Emmitsburg | Town | Frederick | 1,862 | 2,255 | 2,807 | 2,766 | → |
| Ernstville | Census-Designated Place | Washington | 27 | 45 | 56 | 58 | → |
| Essex | Census-Designated Place | Baltimore | 40,872 | 39,078 | 39,262 | 40,505 | → |
| Fairland | Census-Designated Place | Montgomery | 19,828 | 21,738 | 23,681 | 25,396 | → |
| Fairlee | Census-Designated Place | Kent | 589 | 629 | 490 | 500 | → |
| Fairmount | Census-Designated Place | Somerset | 561 | 537 | 457 | 408 | → |
| Fairmount Heights | Town | Prince George's | 1,254 | 1,510 | 1,451 | 1,522 | → |
| Fairplay | Census-Designated Place | Washington | 97 | 88 | 580 | 537 | → |
| Fairview | Census-Designated Place | Washington | ... | ... | 76 | 76 | → |
| Fairwood | Census-Designated Place | Prince George's | 428 | 1,234 | 5,031 | 7,983 | → |
| Fallston | Census-Designated Place | Harford | 8,599 | 8,427 | 8,958 | 9,306 | → |
| Federalsburg | Town | Caroline | 2,334 | 2,630 | 2,738 | 2,832 | → |
| Ferndale | Census-Designated Place | Anne Arundel | 16,355 | 16,056 | 16,746 | 17,091 | → |
| Finzel | Census-Designated Place | Garrett | 573 | 620 | 591 | 495 | → |
| Fishing Creek | Census-Designated Place | Dorchester | 236 | 291 | 163 | 173 | → |
| Flintstone | Census-Designated Place | Allegany | 63 | 60 | 177 | 167 | → |
| Flower Hill | Census-Designated Place | Montgomery | 13,269 | 15,625 | 14,018 | 14,108 | → |
| Forest Glen | Census-Designated Place | Montgomery | 5,620 | 6,121 | 6,582 | 6,897 | → |
| Forest Heights | Town | Prince George's | 4,040 | 2,709 | 2,469 | 2,659 | → |
| Forestville | Census-Designated Place | Prince George's | 12,662 | 12,707 | 12,353 | 12,831 | → |
| Fort Meade | Census-Designated Place | Anne Arundel | 12,509 | 9,882 | 9,327 | 9,324 | → |
| Fort Ritchie | Census-Designated Place | Washington | 1,520 | 276 | 314 | 12 | → |
| Fort Washington | Census-Designated Place | Prince George's | 20,827 | 23,845 | 23,717 | 24,261 | → |
| Fountainhead-Orchard Hills | Census-Designated Place | Washington | 3,771 | 4,095 | 5,666 | 6,189 | → |
| Four Corners | Census-Designated Place | Montgomery | 7,747 | 7,644 | 7,945 | 8,316 | → |
| Franklin | Census-Designated Place | Allegany | ... | ... | 290 | 253 | → |
| Frederick | City | Frederick | 40,569 | 52,703 | 65,339 | 78,190 | → |
| Frenchtown-Rumbly | Census-Designated Place | Somerset | 72 | 96 | 100 | 86 | → |
| Friendly | Census-Designated Place | Prince George's | 8,241 | 8,688 | 9,250 | 9,937 | → |
| Friendship | Census-Designated Place | Anne Arundel | 385 | 211 | 447 | 384 | → |
| Friendship Heights Village | Census-Designated Place | Montgomery | 1,763 | 4,512 | 4,698 | 5,360 | → |
| Friendsville | Town | Garrett | 577 | 548 | 503 | 435 | → |
| Frostburg | City | Allegany | 8,713 | 8,274 | 8,978 | 7,028 | → |
| Fruitland | City | Wicomico | 3,527 | 3,779 | 4,832 | 5,530 | → |
| Fulton | Census-Designated Place | Howard | 821 | 998 | 2,049 | 5,916 | → |
| Funkstown | Town | Washington | 1,172 | 1,021 | 882 | 850 | → |
| Gaithersburg | City | Montgomery | 39,997 | 52,450 | 59,891 | 69,640 | → |
| Galena | Town | Kent | 342 | 451 | 610 | 537 | → |
| Galestown | Town | Dorchester | 123 | 118 | 138 | 113 | → |
| Galesville | Census-Designated Place | Anne Arundel | 627 | 528 | 684 | 623 | → |
| Gambrills | Census-Designated Place | Anne Arundel | 2,028 | 2,078 | 2,800 | 3,034 | → |
| Gapland | Census-Designated Place | Washington | 37 | 68 | 109 | 109 | → |
| Garrett Park | Town | Montgomery | 882 | 957 | 960 | 993 | → |
| Garretts Mill | Census-Designated Place | Washington | ... | ... | 234 | 228 | → |
| Garrison | Census-Designated Place | Baltimore | 5,045 | 7,969 | 8,823 | 9,487 | → |
| Georgetown | Census-Designated Place | Kent | ... | ... | 143 | 117 | → |
| Germantown | Census-Designated Place | Montgomery | 43,508 | 67,024 | 86,395 | 91,249 | → |
| Gilmore | Census-Designated Place | Allegany | 154 | 132 | 127 | 132 | → |
| Girdletree | Census-Designated Place | Worcester | 199 | 117 | 149 | 141 | → |
| Glassmanor | Census-Designated Place | Prince George's | 18,800 | 17,236 | 17,295 | 18,430 | → |
| Glen Burnie | Census-Designated Place | Anne Arundel | 61,224 | 63,793 | 67,639 | 72,891 | → |
| Glen Echo | Town | Montgomery | 234 | 242 | 255 | 279 | → |
| Glenarden | City | Prince George's | 5,124 | 6,308 | 5,831 | 6,404 | → |
| Glenmont | Census-Designated Place | Montgomery | 12,867 | 13,283 | 13,529 | 16,710 | → |
| Glenn Dale | Census-Designated Place | Prince George's | 8,466 | 12,609 | 13,466 | 14,698 | → |
| Golden Beach | Census-Designated Place | St. Mary's | 3,039 | 3,565 | 3,796 | 3,651 | → |
| Goldsboro | Town | Caroline | 185 | 212 | 241 | 211 | → |
| Gorman | Census-Designated Place | Garrett | ... | ... | 106 | 85 | → |
| Graceham | Census-Designated Place | Frederick | 211 | 213 | 222 | 243 | → |
| Grahamtown | Census-Designated Place | Allegany | 478 | 470 | 364 | 368 | → |
| Grantsville | Town | Garrett | 866 | 825 | 895 | 972 | → |
| Grasonville | Census-Designated Place | Queen Anne's | 2,249 | 2,446 | 3,425 | 3,474 | → |
| Green Valley | Census-Designated Place | Frederick | 8,649 | 11,397 | 11,828 | 12,643 | → |
| Greenbelt | City | Prince George's | 20,558 | 21,307 | 22,128 | 24,922 | → |
| Greensboro | Town | Caroline | 1,387 | 1,652 | 1,912 | 1,920 | → |
| Greensburg | Census-Designated Place | Washington | 120 | 81 | 229 | 236 | → |
| Hagerstown | City | Washington | 35,815 | 36,472 | 39,652 | 43,552 | → |
| Halfway | Census-Designated Place | Washington | 9,578 | 10,065 | 10,701 | 11,896 | → |
| Hampstead | Town | Carroll | 3,104 | 5,104 | 6,315 | 6,244 | → |
| Hampton | Census-Designated Place | Baltimore | 4,926 | 5,004 | 5,052 | 5,180 | → |
| Hancock | Town | Washington | 1,927 | 1,711 | 1,560 | 1,555 | → |
| Havre de Grace | City | Harford | 9,099 | 11,326 | 13,003 | 14,805 | → |
| Hebron | Town | Wicomico | 705 | 829 | 1,080 | 1,110 | → |
| Henderson | Town | Caroline | 66 | 111 | 146 | 160 | → |
| Herald Harbor | Census-Designated Place | Anne Arundel | 2,101 | 2,313 | 2,603 | 2,869 | → |
| Highfield-Cascade | Census-Designated Place | Washington | 1,123 | 1,141 | 1,112 | 1,082 | → |
| Highland | Census-Designated Place | Howard | 715 | 765 | 1,034 | 1,133 | → |
| Highland Beach | Town | Anne Arundel | 71 | 82 | 103 | 106 | → |
| Hillandale | Census-Designated Place | Montgomery / Prince George's | 5,023 | 5,104 | 5,495 | 5,774 | → |
| Hillcrest Heights | Census-Designated Place | Prince George's | 17,136 | 16,359 | 16,469 | 15,793 | → |
| Hillsboro | Town | Caroline | 164 | 157 | 161 | 135 | → |
| Honeygo | Census-Designated Place | Baltimore | 2,770 | 3,876 | 10,173 | 12,927 | → |
| Hughesville | Census-Designated Place | Charles | 1,319 | 1,537 | 2,197 | 2,438 | → |
| Huntingtown | Census-Designated Place | Calvert | 1,699 | 2,436 | 3,311 | 3,545 | → |
| Hurlock | Town | Dorchester | 1,709 | 1,849 | 2,092 | 2,070 | → |
| Hutton | Census-Designated Place | Garrett | 53 | 29 | 86 | 87 | → |
| Hyattsville | City | Prince George's | 15,782 | 16,933 | 17,535 | 21,188 | → |
| Ilchester | Census-Designated Place | Howard | 8,647 | 19,493 | 23,476 | 26,824 | → |
| Indian Head | Town | Charles | 3,580 | 3,449 | 3,850 | 3,897 | → |
| Indian Springs | Census-Designated Place | Washington | ... | ... | 64 | 68 | → |
| Jarrettsville | Census-Designated Place | Harford | 2,536 | 2,756 | 2,916 | 2,888 | → |
| Jefferson | Census-Designated Place | Frederick | 941 | 2,186 | 2,436 | 2,697 | → |
| Jennings | Census-Designated Place | Garrett | ... | ... | 113 | 99 | → |
| Jessup | Census-Designated Place | Anne Arundel / Howard | 7,240 | 9,132 | 8,095 | 10,535 | → |
| Jesterville | Census-Designated Place | Wicomico | 185 | 158 | 188 | 179 | → |
| Joppatowne | Census-Designated Place | Harford | 11,084 | 11,391 | 12,616 | 13,425 | → |
| Jugtown | Census-Designated Place | Washington | 43 | 68 | 204 | 168 | → |
| Keedysville | Town | Washington | 463 | 519 | 1,149 | 1,213 | → |
| Kemp Mill | Census-Designated Place | Montgomery | 11,221 | 9,956 | 12,564 | 13,378 | → |
| Kemps Mill | Census-Designated Place | Washington | 199 | 129 | 126 | 117 | → |
| Kennedyville | Census-Designated Place | Kent | ... | ... | 174 | 230 | → |
| Kensington | Town | Montgomery | 1,738 | 1,848 | 2,316 | 2,129 | → |
| Kent Narrows | Census-Designated Place | Queen Anne's | 255 | 567 | 567 | 612 | → |
| Kettering | Census-Designated Place | Prince George's | 9,901 | 11,008 | 12,790 | 14,424 | → |
| Kingstown | Census-Designated Place | Queen Anne's | 1,660 | 1,644 | 1,733 | 1,689 | → |
| Kingsville | Census-Designated Place | Baltimore | 3,550 | 4,214 | 4,318 | 4,358 | → |
| Kitzmiller | Town | Garrett | 296 | 300 | 321 | 298 | → |
| Klondike | Census-Designated Place | Allegany | 101 | 61 | 118 | 103 | → |
| Konterra | Census-Designated Place | Prince George's | 539 | 896 | 1,871 | 3,158 | → |
| La Plata | Town | Charles | 5,952 | 6,671 | 8,793 | 10,167 | → |
| La Vale | Census-Designated Place | Allegany | 4,549 | 4,491 | 4,482 | 4,201 | → |
| Lake Arbor | Census-Designated Place | Prince George's | 2,719 | 8,533 | 12,668 | 14,541 | → |
| Lake Shore | Census-Designated Place | Anne Arundel | 17,430 | 18,192 | 19,477 | 19,551 | → |
| Landover | Census-Designated Place | Prince George's | 25,757 | 22,900 | 23,078 | 25,998 | → |
| Landover Hills | Town | Prince George's | 2,173 | 1,581 | 1,575 | 1,811 | → |
| Langley Park | Census-Designated Place | Prince George's | 15,613 | 16,214 | 18,755 | 20,126 | → |
| Lanham | Census-Designated Place | Prince George's | 7,497 | 8,564 | 10,157 | 11,282 | → |
| Lansdowne | Census-Designated Place | Baltimore | 8,450 | 8,721 | 8,409 | 9,004 | → |
| Largo | Census-Designated Place | Prince George's | 9,475 | 8,408 | 10,709 | 11,605 | → |
| Laurel | City | Prince George's | 20,490 | 20,885 | 24,909 | 30,068 | → |
| Layhill | Census-Designated Place | Montgomery | 3,006 | 3,751 | 5,169 | 5,764 | → |
| Laytonsville | Town | Montgomery | 268 | 378 | 331 | 574 | → |
| Leisure World | Census-Designated Place | Montgomery | 6,147 | 7,569 | 8,749 | 9,215 | → |
| Leitersburg | Census-Designated Place | Washington | 344 | 523 | 573 | 569 | → |
| Leonardtown | Town | St. Mary's | 1,749 | 1,946 | 2,954 | 4,563 | → |
| Lewistown | Census-Designated Place | Frederick | 286 | 166 | 167 | 458 | → |
| Lexington Park | Census-Designated Place | St. Mary's | 8,281 | 9,324 | 12,272 | 13,317 | → |
| Libertytown | Census-Designated Place | Frederick | 293 | 334 | 950 | 984 | → |
| Linganore | Census-Designated Place | Frederick | 2,286 | 6,333 | 9,321 | 12,351 | → |
| Linthicum | Census-Designated Place | Anne Arundel | 10,346 | 10,227 | 10,324 | 11,190 | → |
| Lisbon | Census-Designated Place | Howard | 131 | 514 | 533 | 282 | → |
| Little Orleans | Census-Designated Place | Allegany | 23 | 43 | 64 | 65 | → |
| Loch Lynn Heights | Town | Garrett | 464 | 538 | 549 | 492 | → |
| Lochearn | Census-Designated Place | Baltimore | 25,240 | 25,269 | 25,333 | 25,511 | → |
| Lonaconing | Town | Allegany | 1,108 | 1,135 | 1,190 | 1,000 | → |
| Long Beach | Census-Designated Place | Calvert | 1,450 | 1,438 | 1,821 | 1,739 | → |
| Luke | Town | Allegany | 167 | 80 | 65 | 84 | → |
| Lusby | Census-Designated Place | Calvert | 1,212 | 1,666 | 1,835 | 2,072 | → |
| Lutherville | Census-Designated Place | Baltimore | 6,556 | 6,263 | 6,504 | 6,835 | → |
| Madison | Census-Designated Place | Dorchester | 88 | 150 | 204 | 205 | → |
| Manchester | Town | Carroll | 2,697 | 3,338 | 4,820 | 5,406 | → |
| Mapleville | Census-Designated Place | Washington | 224 | 118 | 238 | 243 | → |
| Mardela Springs | Town | Wicomico | 363 | 361 | 346 | 356 | → |
| Marlboro Meadows | Census-Designated Place | Prince George's | 3,605 | 3,856 | 3,672 | 3,655 | → |
| Marlboro Village | Census-Designated Place | Prince George's | 2,989 | 8,146 | 9,438 | 9,221 | → |
| Marlow Heights | Census-Designated Place | Prince George's | 5,885 | 6,059 | 5,618 | 6,169 | → |
| Marlton | Census-Designated Place | Prince George's | 5,523 | 7,798 | 9,031 | 9,802 | → |
| Martin's Additions | Village | Montgomery | 822 | 890 | 941 | 942 | → |
| Marydel | Town | Caroline | 181 | 185 | 142 | 174 | → |
| Maryland City | Census-Designated Place | Anne Arundel | 7,710 | 13,014 | 16,093 | 19,153 | → |
| Maryland Park | Census-Designated Place | Prince George's | 1,058 | 899 | 895 | 965 | → |
| Maugansville | Census-Designated Place | Washington | 2,124 | 2,295 | 3,071 | 3,669 | → |
| Mayo | Census-Designated Place | Anne Arundel | 5,638 | 6,827 | 8,298 | 8,832 | → |
| Mays Chapel | Census-Designated Place | Baltimore | 10,132 | 11,427 | 11,420 | 12,224 | → |
| McCoole | Census-Designated Place | Allegany | 563 | 580 | 511 | 449 | → |
| Mechanicsville | Census-Designated Place | St. Mary's | 1,005 | 1,134 | 1,508 | 1,673 | → |
| Melwood | Census-Designated Place | Prince George's | 1,962 | 2,278 | 3,051 | 3,977 | → |
| Mercersville | Census-Designated Place | Washington | 53 | 40 | 130 | 91 | → |
| Middle River | Census-Designated Place | Baltimore | 26,071 | 26,181 | 27,681 | 33,203 | → |
| Middleburg | Census-Designated Place | Washington | ... | ... | 70 | 73 | → |
| Middletown | Town | Frederick | 2,148 | 2,789 | 4,288 | 4,939 | → |
| Midland | Town | Allegany | 487 | 437 | 447 | 487 | → |
| Midlothian | Census-Designated Place | Allegany | 313 | 199 | 346 | 352 | → |
| Milford Mill | Census-Designated Place | Baltimore | 22,547 | 26,527 | 29,042 | 30,622 | → |
| Millington | Town | Kent / Queen Anne's | 433 | 418 | 646 | 551 | → |
| Mitchellville | Census-Designated Place | Prince George's | 7,800 | 9,611 | 10,967 | 11,136 | → |
| Monrovia | Census-Designated Place | Frederick | 269 | 371 | 416 | 2,702 | → |
| Montgomery Village | Census-Designated Place | Montgomery | 24,747 | 26,308 | 32,032 | 34,893 | → |
| Morningside | Town | Prince George's | 1,630 | 1,340 | 1,219 | 1,239 | → |
| Moscow | Census-Designated Place | Allegany | 238 | 296 | 256 | 219 | → |
| Mount Aetna | Census-Designated Place | Washington | 450 | 325 | 561 | 580 | → |
| Mount Airy | Town | Carroll / Frederick | 3,810 | 6,455 | 9,288 | 9,660 | → |
| Mount Briar | Census-Designated Place | Washington | 127 | 30 | 160 | 170 | → |
| Mount Lena | Census-Designated Place | Washington | 513 | 501 | 515 | 547 | → |
| Mount Rainier | City | Prince George's | 7,941 | 8,347 | 7,818 | 8,334 | → |
| Mount Savage | Census-Designated Place | Allegany | 950 | 918 | 873 | 733 | → |
| Mount Vernon | Census-Designated Place | Somerset | 766 | 761 | 779 | 761 | → |
| Mountain Lake Park | Town | Garrett | 1,953 | 2,190 | 2,161 | 2,145 | → |
| Myersville | Town | Frederick | 559 | 1,410 | 1,640 | 1,806 | → |
| Nanticoke | Census-Designated Place | Wicomico | 320 | 237 | 225 | 209 | → |
| Nanticoke Acres | Census-Designated Place | Wicomico | 36 | 40 | 103 | 120 | → |
| National | Census-Designated Place | Allegany | 30 | 22 | 56 | 52 | → |
| National Harbor | Census-Designated Place | Prince George's | 3,991 | 3,761 | 3,788 | 5,509 | → |
| Naval Academy | Census-Designated Place | Anne Arundel | 5,420 | 4,264 | 4,802 | 485 | → |
| New Carrollton | City | Prince George's | 12,026 | 12,514 | 12,334 | 13,716 | → |
| New Market | Town | Frederick | 560 | 578 | 664 | 1,529 | → |
| New Windsor | Town | Carroll | 756 | 1,280 | 1,395 | 1,441 | → |
| Newark | Census-Designated Place | Worcester | 310 | 339 | 336 | 401 | → |
| Nikep | Census-Designated Place | Allegany | 64 | 64 | 116 | 95 | → |
| North Beach | Town | Calvert | 1,174 | 1,751 | 1,979 | 2,141 | → |
| North Bethesda | Census-Designated Place | Montgomery | 35,667 | 38,610 | 43,828 | 50,094 | → |
| North Brentwood | Town | Prince George's | 489 | 469 | 527 | 590 | → |
| North Chevy Chase | Village | Montgomery | 400 | 497 | 561 | 682 | → |
| North East | Town | Cecil | 2,651 | 3,498 | 3,533 | 4,084 | → |
| North Kensington | Census-Designated Place | Montgomery | 8,607 | 8,940 | 9,514 | 9,497 | → |
| North Laurel | Census-Designated Place | Howard | 10,498 | 16,120 | 20,270 | 25,379 | → |
| North Potomac | Census-Designated Place | Montgomery | 18,456 | 23,044 | 24,410 | 23,790 | → |
| Oakland | Town | Garrett | 2,008 | 2,083 | 1,896 | 1,849 | → |
| Ocean | Census-Designated Place | Allegany | 48 | 22 | 32 | 33 | → |
| Ocean City | Town | Worcester | 5,144 | 7,168 | 7,101 | 6,850 | → |
| Ocean Pines | Census-Designated Place | Worcester | 4,251 | 10,496 | 11,710 | 12,145 | → |
| Odenton | Census-Designated Place | Anne Arundel | 14,135 | 26,299 | 37,132 | 42,947 | → |
| Oldtown | Census-Designated Place | Allegany | 84 | 103 | 111 | 116 | → |
| Olney | Census-Designated Place | Montgomery | 25,745 | 31,438 | 33,844 | 35,820 | → |
| Overlea | Census-Designated Place | Baltimore | 12,137 | 12,148 | 12,275 | 12,832 | → |
| Owings | Census-Designated Place | Calvert | 1,049 | 1,325 | 2,149 | 2,141 | → |
| Owings Mills | Census-Designated Place | Baltimore | 9,474 | 20,193 | 30,622 | 35,674 | → |
| Oxford | Town | Talbot | 727 | 807 | 653 | 610 | → |
| Oxon Hill | Census-Designated Place | Prince George's | 15,826 | 16,293 | 16,724 | 18,791 | → |
| Paramount-Long Meadow | Census-Designated Place | Washington | 1,891 | 2,371 | 2,571 | 2,658 | → |
| Parkville | Census-Designated Place | Baltimore | 31,617 | 31,118 | 30,734 | 31,812 | → |
| Parole | Census-Designated Place | Anne Arundel | 10,054 | 14,031 | 15,922 | 17,877 | → |
| Parsonsburg | Census-Designated Place | Wicomico | ... | ... | 339 | 319 | → |
| Pasadena | Census-Designated Place | Anne Arundel | 16,714 | 21,854 | 24,287 | 32,979 | → |
| Pecktonville | Census-Designated Place | Washington | 84 | 61 | 167 | 164 | → |
| Peppermill Village | Census-Designated Place | Prince George's | 4,815 | 4,801 | 4,895 | 5,264 | → |
| Perry Hall | Census-Designated Place | Baltimore | 22,723 | 28,705 | 28,474 | 29,409 | → |
| Perryman | Census-Designated Place | Harford | 2,160 | 2,461 | 2,342 | 2,496 | → |
| Perryville | Town | Cecil | 2,728 | 3,680 | 4,335 | 4,390 | → |
| Pikesville | Census-Designated Place | Baltimore | 24,815 | 29,123 | 30,764 | 34,168 | → |
| Pinesburg | Census-Designated Place | Washington | ... | 105 | 449 | 444 | → |
| Piney Point | Census-Designated Place | St. Mary's | 864 | 735 | 864 | 980 | → |
| Pittsville | Town | Wicomico | 743 | 1,176 | 1,423 | 1,635 | → |
| Pleasant Grove | Census-Designated Place | Allegany | 225 | 375 | 353 | 330 | → |
| Pleasant Hills | Census-Designated Place | Harford | 2,591 | 2,851 | 3,379 | 3,998 | → |
| Pocomoke City | City | Worcester | 3,974 | 4,127 | 4,181 | 4,303 | → |
| Point of Rocks | Census-Designated Place | Frederick | 858 | 1,102 | 1,466 | 1,886 | → |
| Pomfret | Census-Designated Place | Charles | 499 | 1,126 | 517 | 514 | → |
| Pondsville | Census-Designated Place | Washington | 30 | 62 | 158 | 139 | → |
| Poolesville | Town | Montgomery | 3,828 | 5,111 | 4,856 | 5,740 | → |
| Port Deposit | Town | Cecil | 967 | 529 | 759 | 616 | → |
| Port Tobacco Village | Town | Charles | 57 | 40 | 13 | 25 | → |
| Potomac | Census-Designated Place | Montgomery | 41,752 | 44,822 | 44,965 | 47,018 | → |
| Potomac Heights | Census-Designated Place | Charles | 1,232 | 1,154 | 1,117 | 1,036 | → |
| Potomac Park | Census-Designated Place | Allegany | 822 | 827 | 2,530 | 821 | → |
| Powellville | Census-Designated Place | Wicomico | 162 | 85 | 189 | 188 | → |
| Preston | Town | Caroline | 469 | 569 | 722 | 676 | → |
| Prince Frederick | Census-Designated Place | Calvert | 1,637 | 2,040 | 2,538 | 3,226 | → |
| Princess Anne | Town | Somerset | 2,028 | 2,530 | 3,295 | 3,441 | → |
| Pylesville | Census-Designated Place | Harford | 437 | 585 | 693 | 711 | → |
| Quantico | Census-Designated Place | Wicomico | 31 | 32 | 133 | 148 | → |
| Queen Anne | Census-Designated Place | Prince George's | 551 | 996 | 1,280 | 1,405 | → |
| Queen Anne | Town | Queen Anne's / Talbot | 250 | 184 | 222 | 193 | → |
| Queensland (Queenland) | Census-Designated Place | Prince George's | 1,065 | 1,386 | 1,929 | 2,191 | → |
| Queenstown | Town | Queen Anne's | 590 | 626 | 669 | 705 | → |
| Randallstown | Census-Designated Place | Baltimore | 26,277 | 30,870 | 32,430 | 33,655 | → |
| Rawlings | Census-Designated Place | Allegany | 681 | 574 | 693 | 687 | → |
| Redland | Census-Designated Place | Montgomery | 15,178 | 16,998 | 17,242 | 18,592 | → |
| Reid | Census-Designated Place | Washington | ... | ... | 54 | 64 | → |
| Reisterstown | Census-Designated Place | Baltimore | 19,314 | 22,438 | 25,968 | 26,822 | → |
| Ridgely | Town | Caroline | 1,040 | 1,398 | 1,640 | 1,613 | → |
| Ringgold | Census-Designated Place | Washington | 133 | 110 | 166 | 166 | → |
| Rising Sun | Town | Cecil | 1,610 | 1,966 | 2,791 | 2,750 | → |
| Riva | Census-Designated Place | Anne Arundel | 3,438 | 3,966 | 4,076 | 4,257 | → |
| Riverdale Park | Town | Prince George's | 4,789 | 6,498 | 6,928 | 7,353 | → |
| Riverside | Census-Designated Place | Harford | 2,793 | 6,128 | 6,425 | 7,021 | → |
| Riviera Beach | Census-Designated Place | Anne Arundel | 10,898 | 12,695 | 12,677 | 12,384 | → |
| Robinwood | Census-Designated Place | Washington | 2,994 | 4,731 | 6,918 | 7,397 | → |
| Rock Hall | Town | Kent | 1,584 | 1,414 | 1,307 | 1,198 | → |
| Rock Point | Census-Designated Place | Charles | 133 | 70 | 107 | 82 | → |
| Rockville | City | Montgomery | 45,226 | 47,344 | 61,298 | 67,104 | → |
| Rohrersville | Census-Designated Place | Washington | 102 | 170 | 175 | 175 | → |
| Romancoke | Census-Designated Place | Queen Anne's | 1,668 | 1,555 | 1,493 | 1,855 | → |
| Rosaryville | Census-Designated Place | Prince George's | 5,780 | 8,655 | 10,697 | 11,548 | → |
| Rosedale | Census-Designated Place | Baltimore | 18,703 | 19,199 | 19,257 | 19,961 | → |
| Rosemont | Village | Frederick | 246 | 283 | 294 | 273 | → |
| Rossville | Census-Designated Place | Baltimore | 9,492 | 11,515 | 15,147 | 16,029 | → |
| Sabillasville | Census-Designated Place | Frederick | 285 | 548 | 409 | 470 | → |
| Salisbury | City | Wicomico | 20,854 | 24,738 | 30,268 | 33,041 | → |
| San Mar | Census-Designated Place | Washington | 289 | 371 | 384 | 366 | → |
| Sandy Hook | Census-Designated Place | Washington | 18 | 32 | 188 | 168 | → |
| Savage | Census-Designated Place | Howard | 6,234 | 6,849 | 7,054 | 7,542 | → |
| Scaggsville | Census-Designated Place | Howard | 5,933 | 7,894 | 8,537 | 9,217 | → |
| Seabrook | Census-Designated Place | Prince George's | 15,421 | 16,458 | 17,287 | 19,627 | → |
| Seat Pleasant | City | Prince George's | 5,353 | 4,881 | 4,523 | 4,559 | → |
| Secretary | Town | Dorchester | 530 | 508 | 528 | 470 | → |
| Severn | Census-Designated Place | Anne Arundel | 29,700 | 35,076 | 44,231 | 57,118 | → |
| Severna Park | Census-Designated Place | Anne Arundel | 32,684 | 35,628 | 37,634 | 39,933 | → |
| Shady Side | Census-Designated Place | Anne Arundel | 4,107 | 5,559 | 5,803 | 5,806 | → |
| Shaft | Census-Designated Place | Allegany | 84 | 147 | 235 | 208 | → |
| Sharpsburg | Town | Washington | 691 | 699 | 663 | 562 | → |
| Sharptown | Town | Wicomico | 607 | 659 | 654 | 692 | → |
| Silver Hill | Census-Designated Place | Prince George's | 5,785 | 6,635 | 5,950 | 6,381 | → |
| Silver Spring | Census-Designated Place | Montgomery | 61,268 | 68,877 | 71,452 | 81,015 | → |
| Smith Island | Census-Designated Place | Somerset | 453 | 364 | 276 | 202 | → |
| Smithsburg | Town | Washington | 1,471 | 2,160 | 2,989 | 2,987 | → |
| Snow Hill | Town | Worcester | 2,134 | 2,447 | 2,114 | 2,155 | → |
| Solomons | Census-Designated Place | Calvert | 661 | 1,796 | 2,368 | 2,650 | → |
| Somerset | Town | Montgomery | 1,062 | 1,127 | 1,191 | 1,187 | → |
| South Kensington | Census-Designated Place | Montgomery | 7,891 | 7,887 | 8,462 | 8,829 | → |
| South Laurel | Census-Designated Place | Prince George's | 22,456 | 24,554 | 26,112 | 29,602 | → |
| Spencerville | Census-Designated Place | Montgomery | 1,276 | 1,831 | 1,594 | 1,812 | → |
| Spring Gap | Census-Designated Place | Allegany | 45 | 27 | 55 | 52 | → |
| Spring Ridge | Census-Designated Place | Frederick | 680 | 4,642 | 5,795 | 6,005 | → |
| Springdale | Census-Designated Place | Prince George's | 1,979 | 3,308 | 4,202 | 5,301 | → |
| St. George Island | Census-Designated Place | St. Mary's | 271 | 268 | 257 | 265 | → |
| St. James | Census-Designated Place | Washington | 1,415 | 1,657 | 2,953 | 4,757 | → |
| St. Leonard | Census-Designated Place | Calvert | 276 | 399 | 742 | 778 | → |
| St. Michaels | Town | Talbot | 1,336 | 1,231 | 1,026 | 1,048 | → |
| Stevensville | Census-Designated Place | Queen Anne's | 3,641 | 5,880 | 6,803 | 7,442 | → |
| Still Pond | Census-Designated Place | Kent | 115 | 70 | 66 | 131 | → |
| Stockton | Census-Designated Place | Worcester | 141 | 143 | 92 | 91 | → |
| Sudlersville | Town | Queen Anne's | 428 | 416 | 483 | 508 | → |
| Suitland | Census-Designated Place | Prince George's | 26,431 | 26,880 | 25,825 | 25,839 | → |
| Summerfield | Census-Designated Place | Prince George's | 8,215 | 13,722 | 10,898 | 14,758 | → |
| Swanton | Census-Designated Place | Garrett | ... | ... | 58 | 66 | → |
| Sykesville | Town | Carroll | 2,349 | 4,141 | 3,941 | 4,316 | → |
| Takoma Park | City | Montgomery | 17,327 | 18,149 | 16,737 | 17,636 | → |
| Tall Timbers | Census-Designated Place | St. Mary's | 215 | 434 | 462 | 451 | → |
| Taneytown | City | Carroll | 3,738 | 5,106 | 6,748 | 7,235 | → |
| Taylors Island | Census-Designated Place | Dorchester | 126 | 124 | 173 | 125 | → |
| Temple Hills | Census-Designated Place | Prince George's | 6,865 | 7,792 | 7,852 | 8,350 | → |
| Templeville | Town | Caroline / Queen Anne's | 66 | 96 | 114 | 114 | → |
| Ten Mile Creek | Census-Designated Place | Montgomery | 433 | 442 | 1,190 | 1,012 | → |
| Thurmont | Town | Frederick | 3,460 | 5,585 | 6,182 | 6,216 | → |
| Tilghman Island | Census-Designated Place | Talbot | 867 | 854 | 784 | 807 | → |
| Tilghmanton | Census-Designated Place | Washington | 83 | 89 | 465 | 423 | → |
| Timonium | Census-Designated Place | Baltimore | 9,676 | 9,551 | 9,925 | 10,458 | → |
| Tolchester | Census-Designated Place | Kent | 268 | 273 | 329 | 297 | → |
| Towson | Census-Designated Place | Baltimore | 49,445 | 51,793 | 55,197 | 59,553 | → |
| Trappe | Town | Talbot | 1,073 | 1,059 | 1,067 | 1,178 | → |
| Travilah | Census-Designated Place | Montgomery | 7,018 | 10,486 | 12,159 | 11,985 | → |
| Trego-Rohrersville Station | Census-Designated Place | Washington | 62 | 34 | 172 | 160 | → |
| Tyaskin | Census-Designated Place | Wicomico | 221 | 243 | 236 | 226 | → |
| Union Bridge | Town | Carroll | 954 | 996 | 975 | 940 | → |
| University Park | Town | Prince George's | 2,235 | 2,368 | 2,553 | 2,449 | → |
| Upper Marlboro | Town | Prince George's | 935 | 776 | 811 | 717 | → |
| Urbana | Census-Designated Place | Frederick | 864 | 683 | 9,175 | 13,304 | → |
| Vale Summit | Census-Designated Place | Allegany | 88 | 99 | 139 | 111 | → |
| Vienna | Town | Dorchester | 265 | 284 | 278 | 269 | → |
| Waldorf | Census-Designated Place | Charles | 44,751 | 57,357 | 67,752 | 81,410 | → |
| Walker Mill | Census-Designated Place | Prince George's | 10,920 | 11,104 | 11,302 | 12,187 | → |
| Walkersville | Town | Frederick | 4,127 | 5,112 | 5,814 | 6,149 | → |
| Washington Grove | Town | Montgomery | 465 | 530 | 521 | 504 | → |
| Waterview | Census-Designated Place | Wicomico | ... | 40 | 40 | 32 | → |
| West Denton | Census-Designated Place | Caroline | 98 | 70 | 52 | 46 | → |
| West Laurel | Census-Designated Place | Prince George's | 4,151 | 4,083 | 4,230 | 4,428 | → |
| West Ocean City | Census-Designated Place | Worcester | 1,928 | 3,453 | 4,715 | 4,952 | → |
| West Pocomoke | Census-Designated Place | Somerset | 526 | 498 | 454 | 481 | → |
| Westernport | Town | Allegany | 2,568 | 2,086 | 1,882 | 1,812 | → |
| Westminster | City | Carroll | 12,973 | 16,822 | 18,506 | 20,134 | → |
| Westphalia | Census-Designated Place | Prince George's | 3,997 | 4,781 | 6,035 | 11,770 | → |
| Whaleyville | Census-Designated Place | Worcester | 146 | 150 | 182 | 192 | → |
| Wheaton | Census-Designated Place | Montgomery | 39,679 | 42,688 | 48,284 | 52,150 | → |
| White Marsh | Census-Designated Place | Baltimore | 8,183 | 8,485 | 9,513 | 10,287 | → |
| White Oak | Census-Designated Place | Montgomery | 13,194 | 14,769 | 14,964 | 16,347 | → |
| Whitehaven | Census-Designated Place | Wicomico | 56 | 32 | 43 | 46 | → |
| Wildewood | Census-Designated Place | St. Mary's | 2,108 | 2,995 | 5,337 | 7,821 | → |
| Willards | Town | Wicomico | 700 | 937 | 963 | 965 | → |
| Williamsport | Town | Washington | 2,429 | 2,153 | 2,082 | 2,082 | → |
| Williston | Census-Designated Place | Caroline | 33 | 104 | 155 | 153 | → |
| Wilson-Conococheague | Census-Designated Place | Washington | 1,551 | 1,885 | 2,282 | 2,262 | → |
| Woodland | Census-Designated Place | Allegany | 62 | 67 | 113 | 91 | → |
| Woodlawn | Census-Designated Place | Baltimore | 32,907 | 36,079 | 37,879 | 39,986 | → |
| Woodlawn | Census-Designated Place | Prince George's | 5,329 | 6,251 | 6,334 | 7,541 | → |
| Woodmore | Census-Designated Place | Prince George's | 1,717 | 3,791 | 3,936 | 4,513 | → |
| Woodsboro | Town | Frederick | 534 | 837 | 1,141 | 1,093 | → |
| Worton | Census-Designated Place | Kent | 146 | 118 | 249 | 214 | → |
| Yarrowsburg | Census-Designated Place | Washington | ... | ... | 133 | 112 | → |
| Zihlman | Census-Designated Place | Allegany | 453 | 304 | 362 | 331 | → |
Source: U.S. Census Bureau.
Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.