
Joanna
- County:
- Laurens County
- County Seat:
- No
- Area (mi²):
- 3.137
- State:
- South Carolina
Joanna is a CDP located in Laurens County, South Carolina. Joanna has a 2025 population of 1,373. Joanna is currently declining at a rate of -0.79% annually but its population has increased by 8.11% since the most recent census, which recorded a population of 1,270 in 2020.
The average household income in Joanna is $62,822 with a poverty rate of 17.16%. The median age in Joanna is 42.5 years: 38.1 years for males, and 45.9 years for females.