QuickFacts

Median household income of Cook County, Illinois is

$55,251

22.0%

of persons in Pennsylvania are under 18 years

12.1%

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

22.0%

of persons in Pennsylvania are under 18 years

The population of New York is

19,745,289

10.3%

of persons in Chicago city, Illinois are 65 years and over

Population per square mile in Chicago city, Illinois is

11,841.8

The population of Ohio is

11,614,373

Population per square mile in North Carolina is

196.1

Population per square mile in New York is

411.2

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census