12 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Fairview | 1 | 2,631 | 2,752 | -0.83% | 369 | 7 | City |
| Fairview | 2 | 2,631 | 2,741 | -0.83% | 369 | 7 | City |
| Ringwood | 3 | 396 | 402 | -0.25% | 475 | 1 | Town |
| Ringwood | 4 | 396 | 400 | -0.25% | 475 | 1 | Town |
| Cleo Springs | 5 | 275 | 284 | -0.72% | 497 | 1 | Town |
| Cleo Springs | 6 | 275 | 283 | -0.72% | 497 | 1 | Town |
| Meno | 7 | 193 | 198 | -0.52% | 1,005 | 0 | Town |
| Meno | 8 | 193 | 197 | -0.52% | 1,005 | 0 | Town |
| Ames | 9 | 187 | 195 | -1.06% | 673 | 0 | Town |
| Ames | 10 | 187 | 194 | -1.06% | 673 | 0 | Town |
| Isabella | 11 | 73 | 91 | -6.41% | 24 | 3 | CDP |
| Chester | 12 | 63 | 98 | -5.97% | 16 | 4 | CDP |
Fairview is the largest city in Major County, with a population of 2,631.
Chester is the smallest city in Major County, with a population of 63.
There are 12 cities in Major County, Oklahoma.