QuickFacts

12.1%

of persons in Philadelphia city, Pennsylvania are 65 years and over

35.8%

of persons 25 years+ in Cook County, Illinois have a bachelor's degree or higher

The population of California is

39,250,017

28.0%

of persons in Harris County, Texas are under 18 years

13.8%

of persons in Michigan are 65 years and over

The population of Philadelphia city, Pennsylvania is

1,567,442

Population per square mile in Pennsylvania is

283.9

Median household income of Philadelphia city, Pennsylvania is

$38,253

Median household income of California is

$61,818

The population of Pennsylvania is

12,784,227

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates