Philadelphia is the sixth-most populous U.S. city, with over 4,000,000 people in the metro area.
The Pittsburgh metropolitan area, also knows as the anchor of western Pennsylvania, has a population of 2,324,743.
As Pennsylvania’s third-most-populous city, Allentown has a total population of 121,442 and is the fasting growing major city in Pennsylvania.
With an estimated population of 76,653, Scranton is the largest city in northeastern Pennsylvania.
Bethlehem city has a population of 74,982, making it the seventh largest city in Pennsylvania.