QuickFacts

11.4%

of persons in California are 65 years and over

14.1%

of persons in Ohio are 65 years and over

Median household income of Chicago city, Illinois is

$48,522

The population of Illinois is

12,801,539

12.5%

of persons in Illinois are 65 years and over

23.1%

of persons in Chicago city, Illinois are under 18 years

The population of Maricopa County, Arizona is

4,167,947

Median household income of Harris County, Texas is

$54,457

Population per square mile in California is

239.1

The population of Chicago city, Illinois is

2,720,546

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates