QuickFacts

11.4%

of persons in California are 65 years and over

25.0%

of persons in California are under 18 years

The population of Pennsylvania is

12,784,227

Population per square mile in Maricopa County, Arizona is

414.9

35.7%

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

10.9%

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

Median household income of San Diego County, California is

$64,309

The population of Chicago city, Illinois is

2,720,546

The population of Pennsylvania is

12,784,227

25.7%

of persons in Georgia are under 18 years

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census