3 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Alma | 1 | 3,346 | 3,435 | -0.48% | 549 | 6 | City |
| Alma | 2 | 3,346 | 3,423 | -0.48% | 549 | 6 | City |
| Rockingham | 3 | 127 | 89 | -5.93% | 108 | 1 | CDP |
Alma is the largest city in Bacon County, with a population of 3,346.
Rockingham is the smallest city in Bacon County, with a population of 127.
There are 3 cities in Bacon County, Georgia.