QuickFacts

23.7%

of persons in Cook County, Illinois are under 18 years

25.9%

of persons in Houston city, Texas are under 18 years

8.1%

of persons in Harris County, Texas are 65 years and over

Population per square mile in Maricopa County, Arizona is

414.9

26.9%

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

Population per square mile in Pennsylvania is

283.9

27.3%

of persons in Texas are under 18 years

17.3%

of persons in Florida are 65 years and over

10.3%

of persons in Texas are 65 years and over

Median household income of Maricopa County, Arizona is

$54,229

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey