Mableton
- County:
- Cobb County
- County Seat:
- No
- Area (mi²):
- 36.291
- State:
- Georgia
Mableton is a city located in Cobb County, Georgia. Mableton has a 2026 population of 78,314. Mableton is currently growing at a rate of 0.33% annually and its population has increased by 1.56% since the most recent census, which recorded a population of 77,114 in 2020.