9 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Newnan | 1 | 46,226 | 42,835 | 1.49% | 2,365 | 20 | City |
| Senoia | 2 | 6,368 | 5,032 | 4.38% | 1,034 | 6 | City |
| Grantville | 3 | 3,323 | 3,110 | 1.28% | 564 | 6 | City |
| East Newnan | 4 | 816 | 624 | -4% | 289 | 3 | CDP |
| Turin | 5 | 646 | 366 | 9.49% | 405 | 2 | Town |
| Moreland | 6 | 391 | 379 | 0.51% | 433 | 1 | Town |
| Sharpsburg | 7 | 325 | 327 | -0.31% | 335 | 1 | Town |
| Haralson | 8 | 201 | 184 | 1.52% | 250 | 1 | Town |
| Lone Oak | 9 | 119 | 112 | 0.85% | 190 | 1 | Town |
Newnan is the largest city in Coweta County, with a population of 46,226.
Lone Oak is the smallest city in Coweta County, with a population of 119.
There are 9 cities in Coweta County, Georgia.