14 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Danville | Boyle County | 17,682 |
| Dayton | Campbell County | 5,950 |
| Douglass Hills | Jefferson County | 5,607 |
| Dry Ridge | Grant County | 2,227 |
| Dawson Springs | Hopkins County | 2,154 |
| Doe Valley | Meade County | 1,670 |
| Dixon | Webster County | 913 |
| Drakesboro | Muhlenberg County | 470 |
| Diablock | Knott County | 452 |
| Druid Hills | Jefferson County | 304 |
| Dunmor | Muhlenberg County | 283 |
| Dover | Mason County | 223 |
| Dwale | Floyd County | 112 |
| Dexter | Calloway County | 100 |