11 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Atoka | 1 | 2,985 | 2,905 | 0.54% | 363 | 8 | City |
| Caney | 2 | 501 | 303 | 7.05% | 44 | 11 | CDP |
| Stringtown | 3 | 441 | 418 | 1.15% | 82 | 5 | Town |
| Tushka | 4 | 432 | 412 | 0.93% | 571 | 1 | Town |
| Lane | 5 | 289 | 215 | -2.69% | 36 | 8 | CDP |
| Caney | 6 | 194 | 184 | 1.04% | 257 | 1 | Town |
| Bee | 7 | 146 | 184 | 0% | 112 | 1 | CDP |
| Cottonwood | 8 | 126 | 142 | 6.78% | 191 | 1 | CDP |
| Phillips | 9 | 124 | 123 | 0% | 236 | 1 | Town |
| Armstrong | 10 | 118 | 113 | 0.85% | 1,356 | 0 | Town |
| Bentley | 11 | 100 | 90 | 7.53% | 296 | 0 | CDP |
Atoka is the largest city in Atoka County, with a population of 2,985.
Bentley is the smallest city in Atoka County, with a population of 100.
There are 11 cities in Atoka County, Oklahoma.