Barnwell County
- Population
- 20,521
- Area
- 548.38 sq mi (1,420.29 km²), 8.88 sq mi water
- Median age
- 40.4
- Households
- 8,116
- Persons per household
- 2.5
- Median household income
- $46,626
- Median house value
- $106,000
Demographics: 2020–2024 ACS
This Afternoon
78°F
Chance Showers And Thunderstorms27% precip
Tonight
66°F
Chance Showers And Thunderstorms then Patchy Fog76% precip
Monday
76°F
Rain Showers Likely then Patchy Fog59% precip
Monday Night
59°F
Mostly Cloudy10% precip