Mechanicville, New York, United States [City]; population was 5,249 in 1990; housing units was 2,417 in 1990; location is 42°54'N 73°41'W; land area is 0.83 square miles (533 acres); water area is 0.08 square miles (49 acres); FIPS code is 46360 [SourceCBP]