QuickFacts

Median household income of Ohio is

$48,849

23.7%

of persons in Cook County, Illinois are under 18 years

Population per square mile in Cook County, Illinois is

5,495.1

22.0%

of persons in Pennsylvania are under 18 years

The population of Illinois is

12,859,995

Population per square mile in San Diego County, California is

735.8

Median household income of Cook County, Illinois is

$54,828

23.7%

of persons in Ohio are under 18 years

Median household income of Florida is

$47,212

22.0%

of persons in Pennsylvania are under 18 years

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census