7 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Hinesville | 1 | 37,338 | 35,073 | 1.02% | 1,713 | 22 | City |
| Walthourville | 2 | 4,081 | 3,673 | 1.69% | 1,062 | 4 | City |
| Midway | 3 | 2,417 | 2,239 | 1.26% | 375 | 6 | City |
| Allenhurst | 4 | 896 | 811 | 1.59% | 821 | 1 | City |
| Flemington | 5 | 895 | 819 | 1.47% | 188 | 5 | City |
| Riceboro | 6 | 687 | 614 | 1.78% | 62 | 11 | City |
| Gumbranch | 7 | 269 | 236 | 2.28% | 333 | 1 | City |
Hinesville is the largest city in Liberty County, with a population of 37,338.
Gumbranch is the smallest city in Liberty County, with a population of 269.
There are 7 cities in Liberty County, Georgia.