Manhasset, New York, United States [CDP]; population was 7,718 in 1990; housing units was 2,830 in 1990; location is 40°47'N 73°42'W; land area is 2.38 square miles (1,523 acres); water area is 0.03 square miles (19 acres); FIPS code is 44897 [SourceCBP]