8 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Hinesville | 1 | 36,924 | 35,066 | 1.02% | 2,017 | 18 | City |
| Fort Stewart | 2 | 10,424 | 9,765 | 3.65% | 942 | 11 | CDP |
| Walthourville | 3 | 4,073 | 3,672 | 2% | 1,060 | 4 | City |
| Midway | 4 | 2,334 | 2,131 | 1.79% | 363 | 6 | City |
| Flemington | 5 | 894 | 818 | 1.71% | 188 | 5 | City |
| Allenhurst | 6 | 885 | 812 | 1.72% | 810 | 1 | City |
| Riceboro | 7 | 684 | 613 | 2.09% | 62 | 11 | City |
| Gumbranch | 8 | 266 | 236 | 2.31% | 330 | 1 | City |
Hinesville is the largest city in Liberty County, with a population of 36,924.
Gumbranch is the smallest city in Liberty County, with a population of 266.
There are 8 cities in Liberty County, Georgia.