| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Coalgate | 1 | 1,751 | 1,671 | 0.92% | 964 | 2 | City |
| Tupelo | 2 | 336 | 323 | 0.9% | 810 | 0 | City |
| Lehigh | 3 | 283 | 272 | 0.71% | 180 | 2 | City |
| Gerty | 4 | 97 | 95 | 0% | 383 | 0 | Town |
| Centrahoma | 5 | 83 | 79 | 1.22% | 331 | 0 | City |
Coalgate is the largest city in Coal County, with a population of 1,751.
Centrahoma is the smallest city in Coal County, with a population of 83.
There are 5 cities in Coal County, Oklahoma.