QuickFacts

12.5%

of persons in Illinois are 65 years and over

23.9%

of persons in North Carolina are under 18 years

11.4%

of persons in San Diego County, California 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

35.8%

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

Median household income of Illinois is

$57,574

Median household income of Texas is

$53,207

Population per square mile in North Carolina is

196.1

24.4%

of persons in Illinois are under 18 years

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census