| City | County | 2026 Pop. ↓ |
|---|---|---|
| Dothan | Houston County | 72,242 |
| Decatur | Morgan County | 58,291 |
| Daphne | Baldwin County | 32,162 |
| Demopolis | Marengo County | 6,537 |
| Daleville | Dale County | 5,000 |
| Dadeville | Tallapoosa County | 2,884 |
| Dora | Jefferson County | 2,213 |
| Dauphin Island | Mobile County | 1,963 |
| Deatsville | Elmore County | 1,724 |
| Double Springs | Winston County | 1,108 |
| Dunnavant | Jefferson County | 1,017 |
| Douglas | Marshall County | 804 |
| Dodge City | Cullman County | 574 |
| Dutton | Jackson County | 338 |
| Dozier | Crenshaw County | 287 |
| Delta | Clay County | 241 |
| Detroit | Lamar County | 221 |
| Daviston | Tallapoosa County | 176 |
| Deer Park | Washington County | 46 |
| Dayton | Hale County | 23 |