| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Weirton | 1 | 17,925 | 19,123 | -1.15% | 993 | 18 | City |
| Chester | 2 | 2,056 | 2,196 | -1.15% | 2,058 | 1 | City |
| New Cumberland | 3 | 929 | 990 | -1.06% | 761 | 1 | City |
Weirton is the largest city in Hancock County, with a population of 17,925.
New Cumberland is the smallest city in Hancock County, with a population of 929.
There are 3 cities in Hancock County, West Virginia.