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Wallkill

1. Wallkill, New York, United States [CDP]; population was 2,125 in 1990; housing units was 823 in 1990; location is 41°37'N 74°10'W; land area is 3.07 square miles (1,967 acres); FIPS code is 78003 [SourceCBP]
2. Wallkill, New York, United States [Populated Place] is in Ulster County; location is 41°36'20"N 74°11'4"W; elevation is 325 feet [SourceGSP]
3. Wallkill, New York, United States Postal Service Zip Code is 12589 [SourcePSZ]