QuickFacts

11.4%

of persons in California are 65 years and over

The population of Los Angeles County, California is

10,170,292

Population per square mile in Cook County, Illinois is

5,495.1

Population per square mile in Illinois is

231.1

35.8%

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

35.7%

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

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

The population of Chicago city, Illinois is

2,720,546

Median household income of Illinois is

$57,574

32.3%

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

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey