QuickFacts

Population per square mile in Michigan is

174.8

12.1%

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

11.4%

of persons in San Diego County, California are 65 years and over

Population per square mile in Illinois is

231.1

25.9%

of persons in Houston city, Texas are under 18 years

10.9%

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

10.3%

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

The population of Los Angeles County, California is

10,116,705

29.9%

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

27.3%

of persons in Texas are under 18 years

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census