QuickFacts

The population of Pennsylvania is

12,784,227

The population of North Carolina is

10,146,788

Population per square mile in Maricopa County, Arizona is

414.9

12.1%

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

11.4%

of persons in San Diego County, California are 65 years and over

32.0%

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

12.1%

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

23.7%

of persons in Michigan are under 18 years

30.4%

of persons 25 years+ in Maricopa County, Arizona have a bachelor's degree or higher

Median household income of California is

$61,818

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey