4 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Donalsonville | 1 | 2,871 | 2,832 | 0.24% | 683 | 4 | City |
| Donalsonville | 2 | 2,871 | 2,833 | 0.24% | 683 | 4 | City |
| Iron City | 3 | 313 | 311 | 0% | 392 | 1 | Town |
| Iron City | 4 | 313 | 310 | 0% | 392 | 1 | Town |
Donalsonville is the largest city in Seminole County, with a population of 2,871.
Iron City is the smallest city in Seminole County, with a population of 313.
There are 4 cities in Seminole County, Georgia.