QuickFacts

Population per square mile in Maricopa County, Arizona is

414.9

31.4%

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

30.4%

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

Population per square mile in New York city, New York is

27,012.5

25.0%

of persons in California are under 18 years

13.8%

of persons in Michigan are 65 years and over

11.9%

of persons in Cook County, Illinois are 65 years and over

The population of Maricopa County, Arizona is

4,167,947

15.4%

of persons in Pennsylvania are 65 years and over

Population per square mile in Illinois is

231.1

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census