QuickFacts

11.4%

of persons in California are 65 years and over

22.3%

of persons in New York are under 18 years

The population of Harris County, Texas is

4,441,370

The population of Illinois is

12,859,995

23.1%

of persons in Chicago city, Illinois are under 18 years

Median household income of San Diego County, California is

$63,996

Median household income of Texas is

$52,576

35.3%

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

22.0%

of persons in Pennsylvania are under 18 years

Population per square mile in Illinois is

231.1

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census