
Place
borough in Butler County, Pennsylvania, United States
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Slippery Rock is a borough in Butler County, Pennsylvania. The population was 3,558 at the 2020 census. Slippery Rock is included in the Greater Pittsburgh Region. The area is home to Slippery Rock University of Pennsylvania, partially in the borough limits, and attended by nearly 9,000 students as a member of the Pennsylvania State System of Higher Education.
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