QuickFacts

Population per square mile in Maricopa County, Arizona is

414.9

22.3%

of persons in New York are under 18 years

28.0%

of persons in Harris County, Texas are under 18 years

23.1%

of persons in Los Angeles city, California are under 18 years

26.4%

of persons in Maricopa County, Arizona are under 18 years

25.9%

of persons in Houston city, Texas are under 18 years

12.1%

of persons in Maricopa County, Arizona are 65 years and over

The population of Texas is

27,862,596

25.4%

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

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