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Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Metro Area Demographics

Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Metro Area is the 7th most populous of 935 metro areas in the United States, with 6,245,051 residents across 4,603 square miles. That is about 1,357 people per square mile.

At the 2020 census

Population 6,245,051
Land area 4,603 sq mi
Density 1,357 / sq mi

Data: 2020 Census · American Community Survey 2024

How Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Metro Area compares to the US

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Central Location: Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Metro Area

Measured from the metro area's main population center using 2020 census blocks.

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Counties in the Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Metro Area area

Name Population Sq mi Per sq mi
County Philadelphia 1,603,797 134.1 11,960
County Montgomery 856,553 483.0 1,773
County Bucks 646,538 604.3 1,070
County Delaware 576,967 183.8 3,138
New Castle County, DE 570,573 426.3 1,338
Chester County, PA 534,419 750.5 712
Camden County, NJ 523,485 221.4 2,365
Burlington County, NJ 461,860 799.3 578
Gloucester County 302,294 322.0 939
County Cecil 103,728 346.3 300
Salem County 64,837 331.9 195

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About this page

This page shows demographics for a US metropolitan or micropolitan area from the 2020 census and the American Community Survey: population, land area, density, and how the area compares to national averages.

Metro areas are built from whole counties, listed below. Statistics aggregate the member counties' census tracts.

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