QuickFacts

The population of Illinois is

12,859,995

The population of Cook County, Illinois is

5,246,456

The population of San Diego County, California is

3,263,431

The population of North Carolina is

10,042,802

31.9%

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

Median household income of North Carolina is

$46,693

Population per square mile in Georgia is

168.4

15.4%

of persons in Pennsylvania are 65 years and over

30.0%

of persons 25 years+ in Maricopa County, Arizona have a bachelor's degree or higher

Population per square mile in California is

239.1

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census