QuickFacts

24.4%

of persons in Illinois are under 18 years

23.1%

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

23.7%

of persons in Ohio are under 18 years

11.9%

of persons in Cook County, Illinois are 65 years and over

The population of Illinois is

12,801,539

15.4%

of persons in Pennsylvania are 65 years and over

Population per square mile in Houston city, Texas is

3,501.5

28.6%

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

10.3%

of persons in Chicago city, Illinois are 65 years and over

Median household income of Maricopa County, Arizona is

$54,229

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey