1 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Clay | 1 | 361 | 395 | -1.9% | 647 | 0.56 | Town |
Clay is the largest city in Clay County, with a population of 361.
Clay is the smallest city in Clay County.
There is 1 city in Clay County, West Virginia.