QuickFacts

Population per square mile in Florida is

350.6

23.1%

of persons in Los Angeles city, California are under 18 years

Population per square mile in Maricopa County, Arizona is

414.9

Population per square mile in Maricopa County, Arizona is

414.9

The population of Maricopa County, Arizona is

4,167,947

31.4%

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

11.4%

of persons in California are 65 years and over

12.5%

of persons in Illinois are 65 years and over

Population per square mile in Illinois is

231.1

28.0%

of persons in Harris County, Texas are under 18 years

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census