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Jefferson Hills, PA Demographics

Jefferson Hills, PA is the 66th most populous of 1888 cities in Pennsylvania, with 12,424 residents across 17 square miles. That is about 749 people per square mile.

At the 2020 census

Population 12,424
Land area 17 sq mi
Density 749 / sq mi

Data: 2020 Census · American Community Survey 2024

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City statistics cover the municipal boundary only, not the wider metro area.

Figures come from the 2020 census and the American Community Survey, compared against national averages.

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