7 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Kuttawa | Lyon County | 691 |
| Kevil | McCracken County | 565 |
| Kenvir | Harlan County | 498 |
| Kingsley | Jefferson County | 385 |
| Knottsville | Daviess County | 208 |
| Keene | Jessamine County | 106 |
| Kenton Vale | Kenton County | 101 |