3 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Weirton | 1 | 17,918 | 19,115 | -1.1% | 992 | 18 | City |
| Chester | 2 | 2,058 | 2,199 | -1.11% | 2,060 | 1 | City |
| New Cumberland | 3 | 954 | 1,014 | -1.04% | 782 | 1 | City |
Weirton is the largest city in Hancock County, with a population of 17,918.
New Cumberland is the smallest city in Hancock County, with a population of 954.
There are 3 cities in Hancock County, West Virginia.