3 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Brackettville | 1 | 1,330 | 1,339 | -0.15% | 420 | 3.17 | City |
| Fort Clark Springs | 2 | 1,315 | 1,487 | 0.38% | 442 | 2.97 | CDP |
| Spofford | 3 | 45 | 45 | 0% | 188 | 0.24 | City |
Brackettville is the largest city in Kinney County, with a population of 1,330.
Spofford is the smallest city in Kinney County.
There are 3 cities in Kinney County, Texas.