
Lydia
- County:
- Darlington County
- County Seat:
- No
- Area (mi²):
- 2.643
- State:
- South Carolina
Lydia is a CDP located in Darlington County, South Carolina. Lydia has a 2025 population of 123. Lydia is currently declining at a rate of -22.15% annually and its population has decreased by -70.64% since the most recent census, which recorded a population of 419 in 2020.
The average household income in Lydia is $22,927 with a poverty rate of 35.02%. The median age in Lydia is 47.3 years: 24.4 years for males, and 47.7 years for females.