| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Frankfort | 1 | 28,664 | 28,618 | 0.02% | 1,941 | 15 | City |
Frankfort is the largest city in Franklin County, with a population of 28,664.
Frankfort is the smallest city in Franklin County, with a population of 28,664.
There is 1 city in Franklin County, Kentucky.