QuickFacts

24.4%

of persons in Illinois are under 18 years

10.9%

of persons in Los Angeles County, California are 65 years and over

Median household income of Pennsylvania is

$53,599

Median household income of Florida is

$47,507

23.7%

of persons in Cook County, Illinois are under 18 years

12.1%

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

Median household income of San Diego County, California is

$64,309

Median household income of Florida is

$47,507

Population per square mile in Chicago city, Illinois is

11,841.8

Median household income of Harris County, Texas is

$54,457

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey