QuickFacts

Median household income of Cook County, Illinois is

$55,251

24.4%

of persons in Illinois are under 18 years

In Maricopa County, Arizona

57.3%

of females 16 years+ are in the civilian labor force

15.4%

of persons in Pennsylvania are 65 years and over

The population of Maricopa County, Arizona is

4,167,947

The population of Chicago city, Illinois is

2,720,546

The population of Philadelphia city, Pennsylvania is

1,567,442

23.7%

of persons in Cook County, Illinois are under 18 years

The population of Harris County, Texas is

4,538,028

21.3%

of persons in Florida are under 18 years

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census