1 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Lexington | 1 | 331,139 | 322,628 | 0.52% | 1,167 | 284 | Urban County |
Lexington is the largest city in Fayette County, with a population of 331,139.
Lexington is the smallest city in Fayette County, with a population of 331,139.
There is 1 city in Fayette County, Kentucky.