3 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Brackettville | 1 | 1,354 | 1,339 | 0.22% | 427 | 3 | City |
| Fort Clark Springs | 2 | 1,315 | 1,487 | 0.38% | 442 | 3 | CDP |
| Spofford | 3 | 44 | 44 | 0% | 183 | 0 | City |
Brackettville is the largest city in Kinney County, with a population of 1,354.
Spofford is the smallest city in Kinney County, with a population of 44.
There are 3 cities in Kinney County, Texas.