5 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Glennville | 1 | 5,228 | 5,270 | -0.15% | 742 | 7.05 | City |
| Reidsville | 2 | 2,593 | 2,517 | 0.58% | 342 | 7.57 | City |
| Collins | 3 | 539 | 541 | 0% | 528 | 1.02 | City |
| Cobbtown | 4 | 341 | 343 | 0% | 510 | 0.67 | City |
| Manassas | 5 | 63 | 60 | 1.61% | 82 | 0.77 | City |
Glennville is the largest city in Tattnall County, with a population of 5,228.
Manassas is the smallest city in Tattnall County.
There are 5 cities in Tattnall County, Georgia.