
Chesterfield County
- State:
- South Carolina
Chesterfield County's estimated 2025 population is 44,611 with a growth rate of 0.65% in the past year according to the most recent United States census data. Chesterfield County is the 25th largest county in South Carolina. The 2010 population was 46,612 and has seen a growth of -4.29% since that time.