QuickFacts

Population per square mile in Illinois is

231.1

Population per square mile in California is

239.1

Median household income of Cook County, Illinois is

$54,828

Population per square mile in Maricopa County, Arizona is

414.9

25.0%

of persons in California are under 18 years

The population of Pennsylvania is

12,802,503

In Florida

55.0%

of females 16 years+ are in the civilian labor force

24.5%

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

26.4%

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

In North Carolina

58.0%

of females 16 years+ are in the civilian labor force

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey