| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Donalsonville | 1 | 2,842 | 2,834 | 0.28% | 676 | 4 | City |
| Iron City | 2 | 320 | 319 | 0% | 401 | 1 | Town |
Donalsonville is the largest city in Seminole County, with a population of 2,842.
Iron City is the smallest city in Seminole County, with a population of 320.
There are 2 cities in Seminole County, Georgia.