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Philadelphia facts & stats

5 sourced facts about Philadelphia, each with the context behind the number. 4 more are in today's round and appear here after it closes.

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The basics

What share of Philadelphia residents live in poverty?

Answer21.4%

That's more than one in five residents, based on Census survey estimates.

Source: U.S. Census Bureau, QuickFacts (2024) census.gov

Elfreth's Alley, one of America's oldest continuously inhabited residential streets, dates back to what year?

Answer1703

Its houses were built between 1720 and 1836, and most are still private homes today.

Source: Elfreth's Alley Association elfrethsalley.org

Going deeper

What is the average one-way commute time for Philadelphia workers?

Answer31.7 minutes

That's the 2020–2024 average for workers age 16 and older.

Source: U.S. Census Bureau, QuickFacts (2024) census.gov

Expert level

How many people per square mile lived in Philadelphia in 2020?

Answer11,936.9 per square mile

The city packs about 1.6 million people into 134.36 square miles of land.

Source: U.S. Census Bureau, QuickFacts (2020) census.gov

Philadelphia's largest mural, 'How Philly Moves' at the airport, covers about how many square feet?

Answer85,000 square feet

It's described as the second largest mural in the world, in a city nicknamed the 'Mural Capital of the World.'

Source: Mural Arts Philadelphia muralarts.org

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