
Dalzell
- County:
- Sumter County
- County Seat:
- No
- Area (mi²):
- 5.847
- State:
- South Carolina
Dalzell is a CDP located in Sumter County, South Carolina. Dalzell has a 2025 population of 3,507. Dalzell is currently growing at a rate of 0.86% annually and its population has increased by 13.64% since the most recent census, which recorded a population of 3,086 in 2020.
The average household income in Dalzell is $66,609 with a poverty rate of 13.28%. The median age in Dalzell is 28.7 years: 24.6 years for males, and 31 years for females.