Half Moon, North Carolina, United States [CDP]; population was 6,306 in 1990; housing units was 2,106 in 1990; location is 34°50'N 77°28'W; land area is 6.28 square miles (4,017 acres); water area is 0.00 square miles (3 acres); FIPS code is 28900 [SourceCBP]