QuickFacts

27.3%

of persons in Texas are under 18 years

21.6%

of persons in New York city, New York are under 18 years

11.4%

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

Population per square mile in Georgia is

168.4

Population per square mile in Maricopa County, Arizona is

414.9

9.0%

of persons in Houston city, Texas are 65 years and over

35.8%

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

35.7%

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

In Los Angeles County, California

57.7%

of females 16 years+ are in the civilian labor force

The population of Pennsylvania is

12,784,227

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates