QuickFacts

The population of Cook County, Illinois is

5,246,456

24.4%

of persons in Illinois are under 18 years

The population of California is

39,144,818

The population of Pennsylvania is

12,802,503

In Illinois

61.0%

of females 16 years+ are in the civilian labor force

10.3%

of persons in Texas are 65 years and over

28.0%

of persons in Harris County, Texas are under 18 years

In Pennsylvania

58.3%

of females 16 years+ are in the civilian labor force

Population per square mile in Illinois is

231.1

23.7%

of persons in Michigan are under 18 years

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census