
Southside
- County:
- Calhoun County
- County Seat:
- No
- Area (mi²):
- 19.109
- State:
- Alabama
Southside is a city located in Calhoun County, Alabama. Southside has a 2025 population of 9,677. Southside is currently growing at a rate of 0.42% annually and its population has increased by 2.12% since the most recent census, which recorded a population of 9,476 in 2020.
The average household income in Southside is $95,418 with a poverty rate of 5.6%. The median age in Southside is 41 years: 33.6 years for males, and 41.7 years for females.