QuickFacts

The population of New York is

19,745,289

The population of Michigan is

9,928,300

23.4%

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

22.0%

of persons in Pennsylvania are under 18 years

26.4%

of persons in Maricopa County, Arizona are under 18 years

12.1%

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

The population of Maricopa County, Arizona is

4,167,947

25.4%

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

23.7%

of persons in Cook County, Illinois are under 18 years

The population of Ohio is

11,614,373

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates