| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Copperas Cove | 1 | 40,814 | 36,733 | 1.73% | 2,264 | 18 | City |
| Gatesville | 2 | 16,514 | 16,095 | 0.56% | 1,572 | 11 | City |
| McGregor | 3 | 6,592 | 5,423 | 2.92% | 285 | 23 | City |
| Evant | 4 | 469 | 459 | 0.43% | 770 | 1 | Town |
| Oglesby | 5 | 445 | 444 | 0% | 871 | 1 | City |
Copperas Cove is the largest city in Coryell County, with a population of 40,814.
Oglesby is the smallest city in Coryell County, with a population of 445.
There are 5 cities in Coryell County, Texas.