QuickFacts

26.4%

of persons in Maricopa County, Arizona are under 18 years

31.0%

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

Median household income of Cook County, Illinois is

$54,828

23.7%

of persons in Cook County, Illinois are under 18 years

23.7%

of persons in Cook County, Illinois are under 18 years

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

Median household income of Harris County, Texas is

$53,822

25.7%

of persons in Georgia are under 18 years

25.7%

of persons in Georgia are under 18 years

25.0%

of persons in California are under 18 years

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census