8 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Amory | 1 | 6,266 | 6,655 | -1.23% | 500 | 12.53 | City |
| Aberdeen | 2 | 4,792 | 4,962 | -0.7% | 396 | 12.09 | City |
| Caledonia | 3 | 1,099 | 1,138 | -0.72% | 389 | 2.83 | Town |
| New Hamilton | 4 | 752 | 560 | 1.9% | 212 | 3.56 | CDP |
| Smithville | 5 | 514 | 509 | 0.19% | 346 | 1.48 | Town |
| Hatley | 6 | 485 | 495 | -0.41% | 355 | 1.37 | Town |
| Hamilton | 7 | 181 | 248 | -9.04% | 57 | 3.15 | CDP |
| Gattman | 8 | 84 | 78 | 1.21% | 149 | 0.56 | Village |
Amory is the largest city in Monroe County, with a population of 6,266.
Gattman is the smallest city in Monroe County.
There are 8 cities in Monroe County, Mississippi.