Philadelphia
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Philadelphia, colloquially referred to as Philly, is the most populous city in the U.S. state of Pennsylvania and the sixth-most populous city in the United States. Its population was 1.60 million at
Philadelphia skyline 20240528
Independence National Historical Park INDE0004
Elfreth's Alley 2
30th Street Station Aug 2019 fws 33
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 coex
Philadelphia
…of Consolidation of 1854, which extended the city limits from the 2 square miles (5.2 km2) of Center City to the roughly 134 square miles (350 km2) of Philadelphia County. In the latter half of the 19th century and leading into the 20th century, immigrants from Russia, Eastern Europe, and Italy, and African Americans…
Old City Hall in Philadelphia in June 2011
Liberty Bell, Independence Hall