QuickFacts

11.9%

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

Population per square mile in Illinois is

231.1

Median household income of San Diego County, California is

$64,309

Population per square mile in Chicago city, Illinois is

11,841.8

32.3%

of persons 25 years+ in Illinois have a bachelor's degree or higher

The population of Cook County, Illinois is

5,238,216

Population per square mile in Maricopa County, Arizona is

414.9

Population per square mile in Pennsylvania is

283.9

In San Diego County, California

57.2%

of females 16 years+ are in the civilian labor force

27.3%

of persons in Texas are under 18 years

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census