4 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Falfurrias | 1 | 4,279 | 4,636 | -1.65% | 1,496 | 3 | City |
| Airport Road Addition | 2 | 189 | 246 | 7.39% | 89 | 2 | CDP |
| Encino | 3 | 92 | 80 | -3.16% | 14 | 7 | CDP |
| Flowella | 4 | 2 | 21 | -80% | 2 | 1 | CDP |
Falfurrias is the largest city in Brooks County, with a population of 4,279.
Flowella is the smallest city in Brooks County, with a population of 2.
There are 4 cities in Brooks County, Texas.