QuickFacts

The population of New York city, New York is

8,550,405

The population of Cook County, Illinois is

5,238,216

The population of Georgia is

10,310,371

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

23.9%

of persons in North Carolina are under 18 years

9.0%

of persons in Houston city, Texas are 65 years and over

The population of Maricopa County, Arizona is

4,167,947

10.9%

of persons in Los Angeles County, California are 65 years and over

25.0%

of persons in California are under 18 years

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census