Colleton County

Key facts

Country

United States

State

South Carolina

Named after

Sir John Colleton, 1st Baronet

Seat

Walterboro

Largest community

Walterboro

Total

1,133.28 sq mi (2,935.2 km )

Land

1,056.50 sq mi (2,736.3 km )

Water

76.78 sq mi (198.9 km ) 6.78%

Estimate 2025

39,382

Density

36.540/sq mi (14.108/km )

Time zone

UTC−5 ( Eastern )

Summer dst

UTC−4 ( EDT )

Congressional districts