QuickFacts

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

In Texas

57.7%

of females 16 years+ are in the civilian labor force

23.4%

of persons in San Diego County, California are under 18 years

12.1%

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

Population per square mile in Illinois is

231.1

23.7%

of persons in Michigan are under 18 years

The population of New York city, New York is

8,550,405

Median household income of Maricopa County, Arizona is

$54,229

Population per square mile in Cook County, Illinois is

5,495.1

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census