10 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Summersville | 1 | 3,301 | 3,431 | -0.75% | 736 | 4 | City |
| Summersville | 2 | 3,301 | 3,424 | -0.75% | 736 | 4 | City |
| Craigsville | 3 | 2,010 | 2,090 | -0.69% | 331 | 6 | CDP |
| Richwood | 4 | 1,593 | 1,665 | -0.87% | 989 | 2 | City |
| Richwood | 5 | 1,593 | 1,661 | -0.87% | 989 | 2 | City |
| Tioga | 6 | 681 | 220 | 7.08% | 1,097 | 1 | CDP |
| Nettie | 7 | 184 | 494 | -12.38% | 58 | 3 | CDP |
| Fenwick | 8 | 94 | 95 | -1.05% | 667 | 0 | CDP |
| Belva | 9 | 58 | 65 | 7.41% | 423 | 0 | CDP |
| Dixie | 10 | 50 | 206 | -24.24% | 69 | 1 | CDP |
Summersville is the largest city in Nicholas County, with a population of 3,301.
Dixie is the smallest city in Nicholas County, with a population of 50.
There are 10 cities in Nicholas County, West Virginia.