QuickFacts

10.9%

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

25.0%

of persons in California are under 18 years

11.9%

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

32.3%

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

The population of Florida is

20,612,439

12.1%

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

Median household income of Philadelphia city, Pennsylvania is

$38,253

The population of Pennsylvania is

12,784,227

34.2%

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

Population per square mile in Cook County, Illinois is

5,495.1

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census