QuickFacts

Population per square mile in Cook County, Illinois is

5,495.1

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

26.4%

of persons in Maricopa County, Arizona are under 18 years

The population of Georgia is

10,214,860

23.4%

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

23.7%

of persons in Michigan are under 18 years

Population per square mile in Los Angeles County, California is

2,419.6

In Illinois

61.0%

of females 16 years+ are in the civilian labor force

Population per square mile in Cook County, Illinois is

5,495.1

Population per square mile in San Diego County, California is

735.8

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census