Penn Hills is a township with home rule status in Allegheny County, Pennsylvania, United States. The population was 41,059 as of the 2020 census. A suburb of Pittsburgh, Penn Hills is the second-largest municipality in Allegheny County.
Penn Hills is a township with home rule status in All,egheny County, Pennsylvania, United States. The population was 41,059 as of the 2020 census. A suburb of Pittsburgh Penn Hills is the second-largest municipality in Allegheny County.