12 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Unadilla | 1 | 3,222 | 3,123 | 0.69% | 533 | 6 | City |
| Unadilla | 2 | 3,222 | 3,112 | 0.69% | 533 | 6 | City |
| Vienna | 3 | 2,913 | 2,940 | -0.03% | 525 | 6 | City |
| Vienna | 4 | 2,913 | 2,916 | -0.03% | 525 | 6 | City |
| Byromville | 5 | 323 | 421 | -6.65% | 892 | 0 | Town |
| Byromville | 6 | 323 | 437 | -6.65% | 892 | 0 | Town |
| Pinehurst | 7 | 305 | 306 | 0% | 300 | 1 | City |
| Pinehurst | 8 | 305 | 304 | 0% | 300 | 1 | City |
| Lilly | 9 | 130 | 131 | 0% | 216 | 1 | City |
| Lilly | 10 | 130 | 130 | 0% | 216 | 1 | City |
| Dooling | 11 | 67 | 66 | 0% | 145 | 0 | Town |
| Dooling | 12 | 67 | 66 | 0% | 145 | 0 | Town |
Unadilla is the largest city in Dooly County, with a population of 3,222.
Dooling is the smallest city in Dooly County, with a population of 67.
There are 12 cities in Dooly County, Georgia.