Identifiers: city · CDP · town
| Rank | Community | Population |
|---|---|---|
| 1 | Marietta (city), GA | 60,972 |
| 2 | Smyrna (city), GA | 55,663 |
| 3 | Mableton (city), GA | 40,834 |
| 4 | Woodstock (city), GA | 35,065 |
| 5 | Douglasville (city), GA | 34,650 |
| 6 | Kennesaw (city), GA | 33,036 |
| 7 | Cartersville (city), GA | 23,187 |
| 8 | Acworth (city), GA | 22,440 |
| 9 | Villa Rica (city), GA | 16,970 |
| 10 | Powder Springs (city), GA | 16,887 |
| 11 | Lithia Springs (CDP), GA | 16,644 |
| 12 | Dallas (city), GA | 14,042 |
| 13 | Fair Oaks (CDP), GA | 9,028 |
| 14 | Austell (city), GA | 7,713 |
| 15 | Hiram (city), GA | 4,929 |
| 16 | Rockmart (city), GA | 4,732 |
| 17 | Aragon (city), GA | 1,440 |
| 18 | Emerson (city), GA | 1,415 |
| 19 | Kennesaw State University (CDP), GA | 382 |
| 20 | Braswell (town), GA | 355 |