| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| South Boston | 1 | 7,766 | 7,944 | -0.37% | 595 | 13 | Town |
| Halifax | 2 | 1,087 | 1,113 | -0.46% | 287 | 4 | Town |
| Scottsburg | 3 | 122 | 126 | -0.81% | 165 | 1 | Town |
| Virgilina | 4 | 121 | 125 | -0.82% | 197 | 1 | Town |
South Boston is the largest city in Halifax County, with a population of 7,766.
Virgilina is the smallest city in Halifax County, with a population of 121.
There are 4 cities in Halifax County, Virginia.