QuickFacts

Population per square mile in Cook County, Illinois is

5,495.1

In Maricopa County, Arizona

57.5%

of females 16 years+ are in the civilian labor force

12.1%

of persons in Philadelphia city, Pennsylvania are 65 years and over

25.9%

of persons in Houston city, Texas are under 18 years

28.1%

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

28.3%

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

24.4%

of persons in Illinois are under 18 years

The population of Harris County, Texas is

4,441,370

The population of Chicago city, Illinois is

2,722,389

The population of Illinois is

12,859,995

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates