QuickFacts

21.3%

of persons in Florida are under 18 years

17.3%

of persons in Florida are 65 years and over

The population of Michigan is

9,928,300

25.4%

of persons 25 years+ in Philadelphia city, Pennsylvania have a bachelor's degree or higher

15.4%

of persons in Pennsylvania are 65 years and over

Median household income of Cook County, Illinois is

$55,251

35.7%

of persons 25 years+ in San Diego County, California have a bachelor's degree or higher

The population of San Diego County, California is

3,299,521

17.3%

of persons in Florida are 65 years and over

Population per square mile in Maricopa County, Arizona is

414.9

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census