6 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Mount Hermon | 1 | 4,551 | 4,417 | 0.86% | 809 | 6 | CDP |
| Gretna | 2 | 1,268 | 1,307 | -0.63% | 760 | 2 | Town |
| Hurt | 3 | 1,228 | 1,262 | -0.57% | 353 | 3 | Town |
| Chatham | 4 | 1,183 | 1,220 | -0.59% | 583 | 2 | Town |
| Blairs | 5 | 1,040 | 819 | 0.78% | 299 | 3 | CDP |
| Sandy Level | 6 | 655 | 715 | 1.71% | 97 | 7 | CDP |
Mount Hermon is the largest city in Pittsylvania County, with a population of 4,551.
Sandy Level is the smallest city in Pittsylvania County, with a population of 655.
There are 6 cities in Pittsylvania County, Virginia.