QuickFacts

23.1%

of persons in Chicago city, Illinois are under 18 years

24.5%

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

28.0%

of persons in Harris County, Texas are under 18 years

10.3%

of persons in Chicago city, Illinois are 65 years and over

13.8%

of persons in Michigan are 65 years and over

24.4%

of persons in Illinois are under 18 years

In Philadelphia city, Pennsylvania

57.3%

of females 16 years+ are in the civilian labor force

Population per square mile in Illinois is

231.1

The population of Michigan is

9,928,300

Population per square mile in Harris County, Texas is

2,402.4

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census