13 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Oceana | 1 | 1,355 | 1,463 | -1.53% | 1,049 | 1 | Town |
| Oceana | 2 | 1,355 | 1,459 | -1.53% | 1,049 | 1 | Town |
| Mullens | 3 | 1,329 | 1,471 | -2.06% | 721 | 2 | City |
| Mullens | 4 | 1,329 | 1,467 | -2.06% | 721 | 2 | City |
| Kopperston | 5 | 821 | 413 | 1.73% | 431 | 2 | CDP |
| Pineville | 6 | 642 | 703 | -1.83% | 836 | 1 | Town |
| Pineville | 7 | 642 | 701 | -1.83% | 836 | 1 | Town |
| Corinne | 8 | 286 | 99 | -1.72% | 775 | 0 | CDP |
| Glen Fork | 9 | 286 | 400 | -4.35% | 93 | 3 | CDP |
| Covel | 10 | 104 | 25 | -2.8% | 491 | 0 | CDP |
| Matheny | 11 | 96 | 151 | -23.2% | 27 | 4 | CDP |
| Itmann | 12 | 65 | 206 | -19.75% | 66 | 1 | CDP |
| Brenton | 13 | 20 | 106 | -44.44% | 32 | 1 | CDP |
Oceana is the largest city in Wyoming County, with a population of 1,355.
Brenton is the smallest city in Wyoming County, with a population of 20.
There are 13 cities in Wyoming County, West Virginia.