QuickFacts

Population per square mile in Cook County, Illinois is

5,495.1

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

23.7%

of persons in Ohio are under 18 years

24.4%

of persons in Illinois are under 18 years

Median household income of Philadelphia city, Pennsylvania is

$38,253

The population of New York city, New York is

8,550,405

11.9%

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

23.7%

of persons in Cook County, Illinois are under 18 years

25.7%

of persons in Georgia are under 18 years

Median household income of Ohio is

$49,429

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey