Butler County, Pennsylvania
Butler County is a county in the U.S. state of Pennsylvania. As of the 2010 census, the population was 183,862.[1] Its county seat is Butler.[2]
References[change | change source]
- ↑ "State & County QuickFacts". United States Census Bureau. Archived from the original on July 7, 2011. Retrieved November 16, 2013.
- ↑ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
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