
Gretna
- County:
- Gadsden County
- County Seat:
- No
- Area (mi²):
- 8.561
- State:
- Florida
Gretna is a city located in Gadsden County, Florida. Gretna has a 2025 population of 1,346. Gretna is currently declining at a rate of -0.22% annually and its population has decreased by -1.03% since the most recent census, which recorded a population of 1,360 in 2020.
The average household income in Gretna is $53,860 with a poverty rate of 24.73%. The median age in Gretna is 43.2 years: 38.7 years for males, and 45.7 years for females.