QuickFacts

23.7%

of persons in Ohio are under 18 years

21.3%

of persons in Florida are under 18 years

The population of Pennsylvania is

12,784,227

Median household income of Cook County, Illinois is

$55,251

14.1%

of persons in Ohio are 65 years and over

Population per square mile in Maricopa County, Arizona is

414.9

27.3%

of persons in Texas are under 18 years

31.4%

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

8.1%

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

12.1%

of persons in Philadelphia city, Pennsylvania are 65 years and over

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census