3 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Beaver | 1 | 3,785 | 3,602 | 0.96% | 562 | 7 | City |
| Milford | 2 | 1,441 | 1,429 | 0.14% | 673 | 2 | City |
| Minersville | 3 | 899 | 811 | 1.93% | 413 | 2 | Town |
Beaver is the largest city in Beaver County, with a population of 3,785.
Minersville is the smallest city in Beaver County, with a population of 899.
There are 3 cities in Beaver County, Utah.