QuickFacts

The population of Pennsylvania is

12,784,227

Population per square mile in Maricopa County, Arizona is

414.9

26.1%

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

10.5%

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

29.5%

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

Median household income of Los Angeles County, California is

$56,196

Population per square mile in California is

239.1

Median household income of Philadelphia city, Pennsylvania is

$38,253

11.4%

of persons in California are 65 years and over

23.4%

of persons in San Diego County, California are under 18 years

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census