Philadelphia County PA Map

Philadelphia County is the most populous of the 67 counties of Pennsylvania and the 24th-most populous county in the nation. As of the 2020 census, the county had a population of 1,603,797. It is coextensive with Philadelphia, the nation's sixth-largest city. The county is part of the Southeast Pennsylvania region of the state.
  • Country: United States
  • State: Pennsylvania
  • Founded: March 10, 1682
  • Named for: City of Philadelphia
  • Seat: Philadelphia
  • Largest city: Philadelphia
  • Congressional districts: 2nd, 3rd, 5th
Data from: en.wikipedia.org