QuickFacts

25.0%

of persons in California are under 18 years

24.5%

of persons in Los Angeles County, California are under 18 years

15.4%

of persons in Pennsylvania are 65 years and over

Median household income of Illinois is

$57,574

13.8%

of persons in Michigan are 65 years and over

Population per square mile in Cook County, Illinois is

5,495.1

Population per square mile in San Diego County, California is

735.8

Population per square mile in San Diego County, California is

735.8

35.7%

of persons 25 years+ in San Diego County, California have a bachelor's degree or higher

The population of Michigan is

9,928,300

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates