QuickFacts

22.0%

of persons in Pennsylvania are under 18 years

34.2%

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

35.6%

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

30.4%

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

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

32.3%

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

Population per square mile in Pennsylvania is

283.9

Population per square mile in Cook County, Illinois is

5,495.1

The population of Illinois is

12,801,539

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census