Upper Nyack, New York, United States [Village]; population was 2,084 in 1990; housing units was 772 in 1990; location is 41°7'N 73°55'W; land area is 1.32 square miles (848 acres); water area is 2.90 square miles (1,858 acres); FIPS code is 76386 [SourceCBP]