QuickFacts

24.5%

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

Population per square mile in Los Angeles city, California is

8,092.3

12.1%

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

12.1%

of persons in Maricopa County, Arizona are 65 years and over

17.3%

of persons in Florida are 65 years and over

12.5%

of persons in Illinois are 65 years and over

The population of Chicago city, Illinois is

2,720,546

Population per square mile in Houston city, Texas is

3,501.5

10.3%

of persons in Texas are 65 years and over

28.6%

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

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey