
Gardendale
- County:
- Jefferson County
- County Seat:
- No
- Area (mi²):
- 23.012
- State:
- Alabama
Gardendale is a city located in Jefferson County, Alabama. Gardendale has a 2025 population of 16,160. Gardendale is currently growing at a rate of 0.2% annually and its population has increased by 1.01% since the most recent census, which recorded a population of 15,999 in 2020.
The average household income in Gardendale is $105,590 with a poverty rate of 5.88%. The median age in Gardendale is 38.9 years: 39.6 years for males, and 37.1 years for females.