
South Wallins
- County:
- Harlan County
- County Seat:
- No
- Area (mi²):
- 6.313
- State:
- Kentucky
South Wallins is a CDP located in Harlan County, Kentucky. South Wallins has a 2025 population of 1,005. South Wallins is currently growing at a rate of 0.9% annually and its population has increased by 10.32% since the most recent census, which recorded a population of 911 in 2020.
The average household income in South Wallins is $37,942 with a poverty rate of 23.21%. The median age in South Wallins is 34.8 years: 42.2 years for males, and 33.7 years for females.