
Smyrna
- County:
- Cobb County
- County Seat:
- No
- Area (mi²):
- 15.993
- State:
- Georgia
Smyrna is a city located in Cobb County, Georgia. Smyrna has a 2025 population of 56,832. Smyrna is currently growing at a rate of 0.23% annually and its population has increased by 1.18% since the most recent census, which recorded a population of 56,167 in 2020.
The average household income in Smyrna is $140,721 with a poverty rate of 9.59%. The median age in Smyrna is 35.6 years: 35.7 years for males, and 35.6 years for females.