8 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Lewisburg | 1 | 3,699 | 3,913 | -1.15% | 973 | 3.80 | City |
| White Sulphur Springs | 2 | 2,166 | 2,218 | -0.46% | 1,156 | 1.87 | City |
| Ronceverte | 3 | 1,505 | 1,570 | -0.86% | 883 | 1.70 | City |
| Fairlea | 4 | 1,188 | 1,857 | -3.1% | 318 | 3.74 | CDP |
| Rainelle | 5 | 1,141 | 1,186 | -0.78% | 1,025 | 1.11 | Town |
| Rupert | 6 | 828 | 875 | -1.08% | 1,080 | 0.77 | Town |
| Quinwood | 7 | 207 | 221 | -1.43% | 598 | 0.35 | Town |
| Falling Spring | 8 | 167 | 172 | -0.6% | 324 | 0.52 | Town |
Lewisburg is the largest city in Greenbrier County, with a population of 3,699.
Falling Spring is the smallest city in Greenbrier County.
There are 8 cities in Greenbrier County, West Virginia.