QuickFacts

31.0%

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

Population per square mile in Cook County, Illinois is

5,495.1

12.1%

of persons in Maricopa County, Arizona are 65 years and over

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

27,012.5

15.4%

of persons in Pennsylvania are 65 years and over

Median household income of Cook County, Illinois is

$54,828

The population of Los Angeles County, California is

10,116,705

The population of New York city, New York is

8,491,079

22.0%

of persons in Pennsylvania are under 18 years

The population of North Carolina is

10,042,802

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates