QuickFacts

35.8%

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

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Population per square mile in San Diego County, California is

735.8

Population per square mile in New York city, New York is

27,012.5

12.9%

of persons in North Carolina are 65 years and over

11.4%

of persons in California are 65 years and over

The population of Michigan is

9,928,300

30.4%

of persons 25 years+ in Maricopa County, Arizona have a bachelor's degree or higher

Population per square mile in Pennsylvania is

283.9

23.1%

of persons in Chicago city, Illinois are under 18 years

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census