14 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Danville | Boyle County | 17,426 |
| Dayton | Campbell County | 5,874 |
| Douglass Hills | Jefferson County | 5,365 |
| Dry Ridge | Grant County | 2,219 |
| Dawson Springs | Hopkins County | 2,050 |
| Doe Valley | Meade County | 1,856 |
| Dixon | Webster County | 896 |
| Drakesboro | Muhlenberg County | 468 |
| Diablock | Knott County | 418 |
| Druid Hills | Jefferson County | 290 |
| Dunmor | Muhlenberg County | 261 |
| Dover | Mason County | 221 |
| Dwale | Floyd County | 124 |
| Dexter | Calloway County | 55 |