1 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Ocilla | 1 | 2,592 | 3,484 | -6.43% | 1,018 | 2.54 | City |
Ocilla is the largest city in Irwin County, with a population of 2,592.
Ocilla is the smallest city in Irwin County.
There is 1 city in Irwin County, Georgia.