QuickFacts

The population of Illinois is

12,801,539

12.1%

of persons in Maricopa County, Arizona are 65 years and over

Population per square mile in Cook County, Illinois is

5,495.1

The population of Pennsylvania is

12,784,227

In Los Angeles city, California

59.4%

of females 16 years+ are in the civilian labor force

11.9%

of persons in Cook County, Illinois are 65 years and over

23.1%

of persons in Chicago city, Illinois are under 18 years

Median household income of San Diego County, California is

$64,309

15.4%

of persons in Pennsylvania are 65 years and over

Population per square mile in Georgia is

168.4

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census