QuickFacts

Median household income of Cook County, Illinois is

$54,828

Median household income of North Carolina is

$46,693

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Population per square mile in Illinois is

231.1

13.8%

of persons in Michigan are 65 years and over

In Maricopa County, Arizona

57.5%

of females 16 years+ are in the civilian labor force

The population of Harris County, Texas is

4,441,370

Population per square mile in Illinois is

231.1

25.7%

of persons in Georgia are under 18 years

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census