QuickFacts

Population per square mile in Maricopa County, Arizona is

414.9

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

35.8%

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

15.4%

of persons in Pennsylvania are 65 years and over

Population per square mile in Maricopa County, Arizona is

414.9

Median household income of San Diego County, California is

$64,309

Median household income of Florida is

$47,507

The population of Harris County, Texas is

4,538,028

30.4%

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

Median household income of Pennsylvania is

$53,599

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: American Community Survey