Identifiers: CDP · city · town
| Rank | Community | Population |
|---|---|---|
| 1 | Clinton (CDP), MD | 38,760 |
| 2 | Suitland (CDP), MD | 25,839 |
| 3 | Fort Washington (CDP), MD | 24,261 |
| 4 | Camp Springs (CDP), MD | 22,734 |
| 5 | Oxon Hill (CDP), MD | 18,791 |
| 6 | Glassmanor (CDP), MD | 18,430 |
| 7 | Hillcrest Heights (CDP), MD | 15,793 |
| 8 | Accokeek (CDP), MD | 13,927 |
| 9 | Forestville (CDP), MD | 12,831 |
| 10 | Largo (CDP), MD | 11,605 |
| 11 | Friendly (CDP), MD | 9,937 |
| 12 | Temple Hills (CDP), MD | 8,350 |
| 13 | Silver Hill (CDP), MD | 6,381 |
| 14 | Marlow Heights (CDP), MD | 6,169 |
| 15 | District Heights (city), MD | 5,959 |
| 16 | National Harbor (CDP), MD | 5,509 |
| 17 | Melwood (CDP), MD | 3,977 |
| 18 | Andrews AFB (CDP), MD | 3,025 |
| 19 | Forest Heights (town), MD | 2,658 |
| 20 | Fairmount Heights (town), MD | 1,528 |
Identifiers: CDP · city
| Rank | Community | Population |
|---|---|---|
| 1 | Arlington (CDP), VA | 238,643 |
| 2 | Alexandria (city), VA | 159,467 |
| 3 | Dale City (CDP), VA | 72,088 |
| 4 | Lake Ridge (CDP), VA | 46,162 |
| 5 | Woodbridge (CDP), VA | 44,668 |
| 6 | Annandale (CDP), VA | 43,363 |
| 7 | Burke (CDP), VA | 42,312 |
| 8 | Springfield (CDP), VA | 31,339 |
| 9 | West Falls Church (CDP), VA | 30,243 |
| 10 | Tysons (CDP), VA | 26,374 |
| 11 | Bailey's Crossroads (CDP), VA | 24,749 |
| 12 | West Springfield (CDP), VA | 23,369 |
| 13 | Lincolnia (CDP), VA | 22,922 |
| 14 | Montclair (CDP), VA | 22,279 |
| 15 | Leesylvania (CDP), VA | 21,193 |
| 16 | Rose Hill (CDP), VA | 21,045 |
| 17 | Woodlawn (CDP), VA | 20,859 |
| 18 | Merrifield (CDP), VA | 20,488 |
| 19 | Lorton (CDP), VA | 20,072 |
| 20 | Franconia (CDP), VA | 18,943 |