8 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Kennesaw | Cobb County | 38,832 |
| Kingsland | Camden County | 21,412 |
| Kennesaw State University | Cobb County | 3,302 |
| Kings Bay Base | Camden County | 2,617 |
| Kingston | Bartow County | 1,190 |
| Keysville | Burke County | 320 |
| Kite | Johnson County | 158 |
| Knoxville | Crawford County | 135 |