QuickFacts

Population per square mile in Pennsylvania is

283.9

23.1%

of persons in Chicago city, Illinois are under 18 years

12.1%

of persons in New York city, New York are 65 years and over

The population of Michigan is

9,928,300

26.4%

of persons in Maricopa County, Arizona are under 18 years

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

The population of Cook County, Illinois is

5,238,216

Population per square mile in Cook County, Illinois is

5,495.1

28.6%

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

In Georgia

57.9%

of females 16 years+ are in the civilian labor force

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey