QuickFacts

The population of Illinois is

12,801,539

Population per square mile in Illinois is

231.1

25.4%

of persons 25 years+ in Philadelphia city, Pennsylvania have a bachelor's degree or higher

23.7%

of persons in Cook County, Illinois are under 18 years

12.5%

of persons in Illinois are 65 years and over

Median household income of Georgia is

$49,620

Population per square mile in Houston city, Texas is

3,501.5

24.4%

of persons in Illinois are under 18 years

10.7%

of persons in Georgia are 65 years and over

30.3%

of persons 25 years+ in Los Angeles County, California have a bachelor's degree or higher

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey