Calhoun County Flag

Calhoun County

County Seat:
St. Matthews

Calhoun County's 2026 population is estimated at 14,331, reflecting a 0.29% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Calhoun County is the 43rd largest county in South Carolina. The 2010 population was 15,098 and has grown -5.08% since 2010.

14,331
Total Population
38
Population Density (mi²)
43
Population Rank (State)
41 0.29%
Annual Population Growth

Calhoun County Population

Demographics

Economics and Income Statistics