Edisto, South Carolina, United States [CDP]; population was 2,815 in 1990; housing units was 1,105 in 1990; location is 33°29'N 80°54'W; land area is 5.61 square miles (3,593 acres); water area is 0.05 square miles (32 acres); FIPS code is 22997 [SourceCBP]