QuickFacts

The population of Illinois is

12,801,539

10.3%

of persons in Chicago city, Illinois are 65 years and over

Median household income of Illinois is

$57,574

21.6%

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

Median household income of Florida is

$47,507

27.3%

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

Population per square mile in Pennsylvania is

283.9

Population per square mile in Florida is

350.6

26.4%

of persons in Maricopa County, Arizona are under 18 years

Population per square mile in San Diego County, California is

735.8

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census