3 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Danville | 1 | 17,622 | 17,322 | 0.34% | 974 | 18 | City |
| Junction City | 2 | 2,342 | 2,277 | 0.56% | 1,167 | 2 | City |
| Perryville | 3 | 806 | 789 | 0.37% | 1,032 | 1 | City |
Danville is the largest city in Boyle County, with a population of 17,622.
Perryville is the smallest city in Boyle County, with a population of 806.
There are 3 cities in Boyle County, Kentucky.