QuickFacts

24.5%

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

15.4%

of persons in Pennsylvania are 65 years and over

The population of Los Angeles County, California is

10,170,292

Population per square mile in California is

239.1

13.8%

of persons in Michigan are 65 years and over

12.5%

of persons in Illinois are 65 years and over

24.4%

of persons in Illinois are under 18 years

30.4%

of persons 25 years+ in Maricopa County, Arizona have a bachelor's degree or higher

In Florida

54.7%

of females 16 years+ are in the civilian labor force

Population per square mile in Harris County, Texas is

2,402.4

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census