QuickFacts

Population per square mile in Cook County, Illinois is

5,495.1

26.4%

of persons in Maricopa County, Arizona are under 18 years

Population per square mile in North Carolina is

196.1

8.1%

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

Median household income of Maricopa County, Arizona is

$54,229

26.1%

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

Population per square mile in North Carolina is

196.1

21.3%

of persons in Florida are under 18 years

13.8%

of persons in Michigan are 65 years and over

13.8%

of persons in Michigan are 65 years and over

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census