QuickFacts

Population per square mile in Cook County, Illinois is

5,495.1

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

The population of North Carolina is

10,146,788

Median household income of Illinois is

$57,574

23.7%

of persons in Michigan are under 18 years

12.5%

of persons in Illinois are 65 years and over

11.9%

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

21.6%

of persons in New York city, New York are under 18 years

In San Diego County, California

57.2%

of females 16 years+ are in the civilian labor force

13.8%

of persons in Michigan are 65 years and over

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census