QuickFacts

The population of Pennsylvania is

12,784,227

25.4%

of persons 25 years+ in Philadelphia city, Pennsylvania have a bachelor's degree or higher

23.7%

of persons in Michigan are under 18 years

The population of Harris County, Texas is

4,538,028

Population per square mile in Pennsylvania is

283.9

28.0%

of persons in Harris County, Texas are under 18 years

Population per square mile in Texas is

96.3

Median household income of California is

$61,818

The population of Los Angeles County, California is

10,170,292

Population per square mile in California is

239.1

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census