1 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Lexington | 1 | 318,505 | 322,627 | -0.26% | 1,122 | 283.86 | Urban County |
Lexington is the largest city in Fayette County, with a population of 318,505.
Lexington is the smallest city in Fayette County.
There is 1 city in Fayette County, Kentucky.