
Jonesville
- County:
- Union County
- County Seat:
- No
- Area (mi²):
- 1.015
- State:
- South Carolina
Jonesville is a town located in Union County, South Carolina. Jonesville has a 2025 population of 802. Jonesville is currently declining at a rate of -1.11% annually and its population has decreased by -5.54% since the most recent census, which recorded a population of 849 in 2020.
The average household income in Jonesville is $44,879 with a poverty rate of 18.9%. The median age in Jonesville is 50 years: 47.1 years for males, and 50.5 years for females.