QuickFacts

The population of Illinois is

12,801,539

Population per square mile in Cook County, Illinois is

5,495.1

Median household income of Cook County, Illinois is

$55,251

8.1%

of persons in Harris County, Texas are 65 years and over

32.3%

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

In Illinois

60.7%

of females 16 years+ are in the civilian labor force

23.7%

of persons in Michigan are under 18 years

22.3%

of persons in New York are under 18 years

In Chicago city, Illinois

61.9%

of females 16 years+ are in the civilian labor force

26.1%

of persons 25 years+ in Ohio have a bachelor's degree or higher

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey