QuickFacts

The population of Illinois is

12,801,539

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

In Cook County, Illinois

61.0%

of females 16 years+ are in the civilian labor force

13.8%

of persons in Michigan are 65 years and over

31.4%

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

Population per square mile in California is

239.1

The population of Maricopa County, Arizona is

4,167,947

26.1%

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

Median household income of Michigan is

$49,576

23.4%

of persons in San Diego County, California are under 18 years

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census