East Massapequa, New York, United States [CDP]; population was 19,550 in 1990; housing units was 6,303 in 1990; location is 40°40'N 73°26'W; land area is 3.48 square miles (2,225 acres); water area is 0.09 square miles (57 acres); FIPS code is 22480 [SourceCBP]