East Sumter, South Carolina, United States [CDP]; population was 1,590 in 1990; housing units was 580 in 1990; location is 33°56'N 80°18'W; land area is 3.40 square miles (2,174 acres); water area is 0.01 square miles (3 acres); FIPS code is 22547 [SourceCBP]