QuickFacts

23.9%

of persons in North Carolina are under 18 years

Population per square mile in Cook County, Illinois is

5,495.1

22.0%

of persons in Pennsylvania are under 18 years

The population of Cook County, Illinois is

5,246,456

Population per square mile in New York is

411.2

In Illinois

61.0%

of females 16 years+ are in the civilian labor force

10.3%

of persons in Chicago city, Illinois are 65 years and over

10.9%

of persons in Los Angeles County, California are 65 years and over

11.9%

of persons in Cook County, Illinois are 65 years and over

Median household income of Cook County, Illinois is

$54,828

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey