Blair County, Pennsylvania

Blair County is a county located in the U.S. state of Pennsylvania. As of the 2020 census, the population was 122,822.[1] Its county seat is Hollidaysburg.[2]

  1. "QuickFacts: Blair County, Pennsylvania". United States Census Bureau. Retrieved August 18, 2023.
  2. "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.

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