South Nyack, New York, United States [Village]; population was 3,352 in 1990; housing units was 1,195 in 1990; location is 41°5'N 73°55'W; land area is 0.62 square miles (397 acres); water area is 1.07 square miles (687 acres); FIPS code is 69441 [SourceCBP]