QuickFacts

28.0%

of persons in Harris County, Texas are under 18 years

8.1%

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

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

The population of Cook County, Illinois is

5,238,216

In San Diego County, California

57.2%

of females 16 years+ are in the civilian labor force

The population of Chicago city, Illinois is

2,720,546

Population per square mile in San Diego County, California is

735.8

14.1%

of persons in Ohio are 65 years and over

In Chicago city, Illinois

61.9%

of females 16 years+ are in the civilian labor force

35.6%

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

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey