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Philadelphia population

Philadelphia, Pennsylvania had an estimated 1,574,281 residents on July 1, 2025, the 6th-largest city in the US. That is up 3.2% since the 2010 Census and up 3.7% since 2000.

PhiladelphiaPennsylvaniaPop. 1,574,281
Population, July 2025
1,574,281-1.8% since April 2020
People per sq mile
11,720134.3 sq mi of land
Median age
35.314.7% are 65 or older
Households with kids
25.2%with anyone under 18

Population by year, 2000 to 2025

1.20M1.30M1.40M1.50M1.60M2000: 1,517,56220002001: 1,505,4552002: 1,498,49320022003: 1,493,8022004: 1,492,88220042005: 1,490,8612006: 1,488,71020062007: 1,493,3092008: 1,499,73120082009: 1,514,6942010: 1,526,00620102011: 1,540,6152012: 1,552,08720122013: 1,558,7132014: 1,565,94920142015: 1,571,6792016: 1,576,60420162017: 1,581,6992018: 1,586,42220182019: 1,584,4392020: 1,603,80020202021: 1,590,2242022: 1,572,34120222023: 1,565,8222024: 1,572,73520242025: 1,574,2812025
Darker bars are the April 2000, 2010 and 2020 benchmarks; the rest are July 1 estimates. Source: US Census Bureau population estimates (intercensal 2000-2010, Vintage 2020 and Vintage 2025).
YearPopulationChangeBasis
20251,574,281+1,546Estimate, July 1
20241,572,735+6,913Estimate, July 1
20231,565,822-6,519Estimate, July 1
20221,572,341-17,883Estimate, July 1
20211,590,224-13,576Estimate, July 1
20201,603,800+19,361April 2020 estimates base
20191,584,439-1,983Estimate, July 1
20181,586,422+4,723Estimate, July 1
20171,581,699+5,095Estimate, July 1
20161,576,604+4,925Estimate, July 1
20151,571,679+5,730Estimate, July 1
20141,565,949+7,236Estimate, July 1
20131,558,713+6,626Estimate, July 1
20121,552,087+11,472Estimate, July 1
20111,540,615+14,609Estimate, July 1
20101,526,006+11,3122010 Census (April 1)
20091,514,694+14,963Estimate, July 1
20081,499,731+6,422Estimate, July 1
20071,493,309+4,599Estimate, July 1
20061,488,710-2,151Estimate, July 1
20051,490,861-2,021Estimate, July 1
20041,492,882-920Estimate, July 1
20031,493,802-4,691Estimate, July 1
20021,498,493-6,962Estimate, July 1
20011,505,455-12,107Estimate, July 1
20001,517,562April 2000 estimates base

Year-to-year changes across 2010 and 2020 mix census counts with estimates, so small jumps at those years are partly method changes.

Frequently asked questions

What is the population of Philadelphia in 2025?

The Census Bureau estimates Philadelphia had 1,574,281 residents on July 1, 2025, making it the 6th-largest city in the US.

Is Philadelphia growing?

Yes. Philadelphia has grown 3.2% since the 2010 Census (1,526,006 people), and shrunk 1.8% since 2020.

What was the population of Philadelphia in 2000?

About 1,517,562 (the Census Bureau's April 2000 estimates base). By the 2010 Census it was 1,526,006.

How dense is Philadelphia?

Philadelphia has about 11,720 people per square mile of land (134.3 square miles).

More about Philadelphia

See cost of living, jobs and commutes in Philadelphia, Philadelphia weather by month, or every Philadelphia ZIP code. For the biggest cities in the country, see the largest US cities.