QuickFacts

The population of Illinois is

12,801,539

Population per square mile in California is

239.1

In Chicago city, Illinois

61.9%

of females 16 years+ are in the civilian labor force

12.1%

of persons in Maricopa County, Arizona are 65 years and over

23.4%

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

Population per square mile in Pennsylvania is

283.9

The population of Pennsylvania is

12,784,227

31.4%

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

In Michigan

57.1%

of females 16 years+ are in the civilian labor force

21.3%

of persons in Florida are under 18 years

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census