QuickFacts

The population of Maricopa County, Arizona is

4,087,191

The population of San Diego County, California is

3,263,431

12.1%

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

26.8%

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

The population of Texas is

27,469,114

Population per square mile in New York city, New York is

27,012.5

The population of San Diego County, California is

3,263,431

23.4%

of persons in San Diego County, California are under 18 years

Population per square mile in Chicago city, Illinois is

11,841.8

26.4%

of persons in Maricopa County, Arizona are under 18 years

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census