QuickFacts

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

22.0%

of persons in Pennsylvania are under 18 years

12.1%

of persons in New York city, New York are 65 years and over

The population of Cook County, Illinois is

5,238,216

Population per square mile in Los Angeles city, California is

8,092.3

The population of Maricopa County, Arizona is

4,167,947

26.9%

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

27.3%

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

11.4%

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

10.3%

of persons in Texas are 65 years and over

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census