7 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Jeffersontown | Jefferson County | 28,406 |
| Junction City | Boyle County | 2,299 |
| Jackson | Breathitt County | 2,056 |
| Jamestown | Russell County | 1,887 |
| Jeffersonville | Montgomery County | 1,770 |
| Jenkins | Letcher County | 1,721 |
| Jeff | Perry County | 138 |