QuickFacts

The population of Maricopa County, Arizona is

4,167,947

Population per square mile in San Diego County, California is

735.8

15.4%

of persons in Pennsylvania are 65 years and over

Median household income of San Diego County, California is

$64,309

Population per square mile in Harris County, Texas is

2,402.4

24.5%

of persons in Los Angeles County, California are under 18 years

35.6%

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

Population per square mile in Georgia is

168.4

22.0%

of persons in Pennsylvania are under 18 years

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census