QuickFacts

13.8%

of persons in Michigan are 65 years and over

17.3%

of persons in Florida are 65 years and over

25.0%

of persons in California are under 18 years

The population of New York is

19,745,289

26.4%

of persons in Maricopa County, Arizona are under 18 years

Population per square mile in Illinois is

231.1

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

The population of Ohio is

11,614,373

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

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census