There is 1 city in Philadelphia County, Pennsylvania.

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City
Rank
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Philadelphia11,522,8141,600,600-1.44%11,341134.28
showing: 1 rows

Cities in Philadelphia County, Pennsylvania by Population (2024)

What is the largest city in Philadelphia County, Pennsylvania?

Philadelphia is the largest city in Philadelphia County.

What is the smallest city in Philadelphia County, Pennsylvania?

Philadelphia is the smallest city in Philadelphia County.

How many cities are in Philadelphia County?

There is 1 city in Philadelphia County, Pennsylvania.

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