QuickFacts

The population of New York is

19,795,791

The population of San Diego County, California is

3,263,431

23.1%

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

The population of California is

39,144,818

26.4%

of persons in Maricopa County, Arizona are under 18 years

8.1%

of persons in Harris County, Texas are 65 years and over

The population of Maricopa County, Arizona is

4,087,191

Population per square mile in Cook County, Illinois is

5,495.1

The population of Ohio is

11,613,423

In Philadelphia city, Pennsylvania

56.7%

of females 16 years+ are in the civilian labor force

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey