7 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Lewisburg | 1 | 3,726 | 3,920 | -1.04% | 980 | 4 | City |
| White Sulphur Springs | 2 | 2,138 | 2,218 | -0.74% | 1,141 | 2 | City |
| Ronceverte | 3 | 1,494 | 1,571 | -1.06% | 877 | 2 | City |
| Rainelle | 4 | 1,178 | 1,236 | -1.01% | 1,058 | 1 | Town |
| Rupert | 5 | 824 | 872 | -1.2% | 1,074 | 1 | Town |
| Quinwood | 6 | 203 | 220 | -1.93% | 587 | 0 | Town |
| Falling Spring | 7 | 164 | 171 | -1.2% | 318 | 1 | Town |
Lewisburg is the largest city in Greenbrier County, with a population of 3,726.
Falling Spring is the smallest city in Greenbrier County, with a population of 164.
There are 7 cities in Greenbrier County, West Virginia.