3 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Middlesborough | 1 | 8,784 | 9,353 | -1.28% | 1,190 | 7.38 | City |
| Pineville | 2 | 1,558 | 1,672 | -1.46% | 462 | 3.37 | City |
| Arjay | 3 | 120 | 265 | 7.14% | 194 | 0.62 | CDP |
Middlesborough is the largest city in Bell County, with a population of 8,784.
Arjay is the smallest city in Bell County.
There are 3 cities in Bell County, Kentucky.