QuickFacts

23.1%

of persons in Chicago city, Illinois are under 18 years

12.1%

of persons in Philadelphia city, Pennsylvania are 65 years and over

In Pennsylvania

58.3%

of females 16 years+ are in the civilian labor force

14.1%

of persons in Ohio are 65 years and over

Population per square mile in Los Angeles County, California is

2,419.6

26.4%

of persons in Maricopa County, Arizona are under 18 years

Population per square mile in New York is

411.2

The population of Michigan is

9,922,576

23.7%

of persons in Michigan are under 18 years

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census