QuickFacts

The population of Chicago city, Illinois is

2,720,546

Population per square mile in Maricopa County, Arizona is

414.9

24.5%

of persons in Los Angeles County, California are under 18 years

Median household income of Ohio is

$49,429

15.4%

of persons in Pennsylvania are 65 years and over

25.0%

of persons in California are under 18 years

Population per square mile in Harris County, Texas is

2,402.4

23.7%

of persons in Cook County, Illinois are under 18 years

34.2%

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

22.3%

of persons in New York are under 18 years

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census