QuickFacts

Population per square mile in Chicago city, Illinois is

11,841.8

11.9%

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

23.1%

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

Median household income of Chicago city, Illinois is

$48,522

12.1%

of persons in Maricopa County, Arizona are 65 years and over

23.7%

of persons in Cook County, Illinois are under 18 years

Median household income of Maricopa County, Arizona is

$54,229

24.4%

of persons in Illinois are under 18 years

32.3%

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

35.6%

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

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey