QuickFacts

Population per square mile in Pennsylvania is

283.9

The population of New York city, New York is

8,550,405

22.3%

of persons in New York are under 18 years

12.9%

of persons in North Carolina are 65 years and over

11.4%

of persons in San Diego County, California are 65 years and over

17.3%

of persons in Florida are 65 years and over

12.1%

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

Population per square mile in California is

239.1

28.4%

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

11.9%

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

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census