QuickFacts

23.7%

of persons in Cook County, Illinois are under 18 years

23.7%

of persons in Cook County, Illinois are under 18 years

In Philadelphia city, Pennsylvania

57.3%

of females 16 years+ are in the civilian labor force

In Ohio

59.0%

of females 16 years+ are in the civilian labor force

21.6%

of persons in New York city, New York are under 18 years

Population per square mile in Cook County, Illinois is

5,495.1

Population per square mile in Pennsylvania is

283.9

Population per square mile in Los Angeles County, California is

2,419.6

11.9%

of persons in Cook County, Illinois are 65 years and over

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census