QuickFacts

Population per square mile in Illinois is

231.1

35.7%

of persons 25 years+ in San Diego County, California have a bachelor's degree or higher

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

The population of Los Angeles County, California is

10,170,292

The population of Pennsylvania is

12,784,227

Population per square mile in Maricopa County, Arizona is

414.9

15.4%

of persons in Pennsylvania are 65 years and over

Population per square mile in North Carolina is

196.1

In Michigan

57.1%

of females 16 years+ are in the civilian labor force

The population of Illinois is

12,801,539

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates