
Carlisle
- County:
- Union County
- County Seat:
- No
- Area (mi²):
- 1.416
- State:
- South Carolina
Carlisle is a town located in Union County, South Carolina. Carlisle has a 2025 population of 312. Carlisle is currently declining at a rate of -0.32% annually and its population has decreased by -2.19% since the most recent census, which recorded a population of 319 in 2020.
The average household income in Carlisle is $51,812 with a poverty rate of 6.39%. The median age in Carlisle is 35.3 years: 48.2 years for males, and 28.2 years for females.