QuickFacts

12.5%

of persons in Illinois are 65 years and over

35.8%

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

12.1%

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

Population per square mile in Ohio is

282.3

32.0%

of persons 25 years+ in Los Angeles city, California have a bachelor's degree or higher

Population per square mile in Michigan is

174.8

23.7%

of persons in Michigan are under 18 years

22.3%

of persons in New York are under 18 years

The population of Los Angeles County, California is

10,170,292

12.5%

of persons in Illinois are 65 years and over

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census