QuickFacts

Population per square mile in Cook County, Illinois is

5,495.1

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

10.5%

of persons in Los Angeles city, California are 65 years and over

30.3%

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

Population per square mile in Maricopa County, Arizona is

414.9

In Ohio

59.0%

of females 16 years+ are in the civilian labor force

The population of Illinois is

12,801,539

Median household income of Pennsylvania is

$53,599

12.1%

of persons in Philadelphia city, Pennsylvania are 65 years and over

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census