Chester County Flag

Chester County

County Seat:
Chester

Chester County's estimated 2026 population is 33,455 with a growth rate of 1.38% in the past year according to the most recent United States census data. Chester County is the 29th largest county in South Carolina. The 2010 population was 33,163 and has seen a growth of 0.88% since that time.

33,455
Total Population
58
Population Density (mi²)
29
Population Rank (State)
454 1.38%
Annual Population Growth

Chester County Population

Demographics

Economics and Income Statistics