3 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Middlesborough | 1 | 8,787 | 9,346 | -1.26% | 1,190 | 7 | City |
| Pineville | 2 | 1,543 | 1,658 | -1.47% | 457 | 3 | City |
| Arjay | 3 | 120 | 265 | 7.14% | 194 | 1 | CDP |
Middlesborough is the largest city in Bell County, with a population of 8,787.
Arjay is the smallest city in Bell County, with a population of 120.
There are 3 cities in Bell County, Kentucky.