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Slippery Rock

1. Slippery Rock, Pennsylvania, United States [Borough]; population was 3,008 in 1990; housing units was 887 in 1990; location is 41°4'N 80°4'W; land area is 1.68 square miles (1,078 acres); FIPS code is 71184 [SourceCBP]
2. Slippery Rock, Pennsylvania, United States [Populated Place] is in Butler County; location is 41°3'50"N 80°3'24"W; elevation is 1,302 feet; was named in year 1891 [SourceGSP]
3. Slippery Rock, Pennsylvania, United States Postal Service Zip Code is 16057 [SourcePSZ]