QuickFacts

The population of Cook County, Illinois is

5,238,216

The population of Philadelphia city, Pennsylvania is

1,567,442

23.7%

of persons in Cook County, Illinois are under 18 years

Population per square mile in San Diego County, California is

735.8

Median household income of Philadelphia city, Pennsylvania is

$38,253

Median household income of Pennsylvania is

$53,599

In Texas

57.7%

of females 16 years+ are in the civilian labor force

22.0%

of persons in Pennsylvania are under 18 years

Population per square mile in Georgia is

168.4

In Texas

57.7%

of females 16 years+ are in the civilian labor force

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey