West Hempstead, New York, United States [CDP]; population was 17,689 in 1990; housing units was 5,992 in 1990; location is 40°42'N 73°39'W; land area is 2.66 square miles (1,700 acres); water area is 0.10 square miles (61 acres); FIPS code is 80225 [SourceCBP]