QuickFacts

13.8%

of persons in Michigan are 65 years and over

Population per square mile in Illinois is

231.1

23.7%

of persons in Ohio are under 18 years

22.0%

of persons in Pennsylvania are under 18 years

Population per square mile in Georgia is

168.4

24.4%

of persons in Illinois are under 18 years

Median household income of Chicago city, Illinois is

$48,522

The population of Los Angeles County, California is

10,170,292

26.4%

of persons in Maricopa County, Arizona are under 18 years

12.1%

of persons in Philadelphia city, Pennsylvania are 65 years and over

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census