7 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Hinesville | 1 | 36,960 | 35,073 | 1.03% | 1,695 | 22 | City |
| Walthourville | 2 | 4,013 | 3,673 | 1.72% | 1,044 | 4 | City |
| Midway | 3 | 2,387 | 2,239 | 1.23% | 371 | 6 | City |
| Allenhurst | 4 | 882 | 811 | 1.61% | 808 | 1 | City |
| Flemington | 5 | 882 | 819 | 1.38% | 185 | 5 | City |
| Riceboro | 6 | 675 | 614 | 1.81% | 61 | 11 | City |
| Gumbranch | 7 | 263 | 236 | 1.94% | 326 | 1 | City |
Hinesville is the largest city in Liberty County, with a population of 36,960.
Gumbranch is the smallest city in Liberty County, with a population of 263.
There are 7 cities in Liberty County, Georgia.