10 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Kingwood | 1 | 2,940 | 2,978 | -0.2% | 1,210 | 2 | City |
| Terra Alta | 2 | 1,408 | 1,422 | -0.14% | 1,188 | 1 | Town |
| Reedsville | 3 | 524 | 532 | -0.19% | 805 | 1 | Town |
| Masontown | 4 | 505 | 511 | -0.2% | 1,817 | 0 | Town |
| Rowlesburg | 5 | 429 | 441 | -0.46% | 424 | 1 | Town |
| Tunnelton | 6 | 292 | 292 | 0% | 872 | 0 | Town |
| Newburg | 7 | 256 | 262 | -0.39% | 326 | 1 | Town |
| Albright | 8 | 245 | 248 | 0% | 1,056 | 0 | Town |
| Brandonville | 9 | 127 | 129 | 0% | 330 | 0 | Town |
| Bruceton Mills | 10 | 63 | 63 | 0% | 1,145 | 0 | Town |
Kingwood is the largest city in Preston County, with a population of 2,940.
Bruceton Mills is the smallest city in Preston County, with a population of 63.
There are 10 cities in Preston County, West Virginia.