
Chelsea
- County:
- Shelby County
- County Seat:
- No
- Area (mi²):
- 33.003
- State:
- Alabama
Chelsea is a city located in Shelby County, Alabama. Chelsea has a 2025 population of 17,803. Chelsea is currently growing at a rate of 2.98% annually and its population has increased by 16.95% since the most recent census, which recorded a population of 15,223 in 2020.
The average household income in Chelsea is $126,509 with a poverty rate of 2.21%. The median age in Chelsea is 38.2 years: 36.1 years for males, and 41 years for females.