QuickFacts

10.9%

of persons in Los Angeles County, California are 65 years and over

The population of Los Angeles County, California is

10,170,292

Population per square mile in Chicago city, Illinois is

11,841.8

23.7%

of persons in Cook County, Illinois are under 18 years

23.7%

of persons in Michigan are under 18 years

32.3%

of persons 25 years+ in Illinois have a bachelor's degree or higher

8.1%

of persons in Harris County, Texas are 65 years and over

24.5%

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

Population per square mile in Florida is

350.6

The population of San Diego County, California is

3,299,521

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates