1 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Big Lake | 1 | 2,639 | 3,007 | -2.26% | 1,105 | 2 | City |
Big Lake is the largest city in Reagan County, with a population of 2,639.
Big Lake is the smallest city in Reagan County, with a population of 2,639.
There is 1 city in Reagan County, Texas.