QuickFacts

12.1%

of persons in New York city, New York are 65 years and over

Population per square mile in Pennsylvania is

283.9

Population per square mile in San Diego County, California is

735.8

14.1%

of persons in Ohio are 65 years and over

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

23.4%

of persons in San Diego County, California are under 18 years

The population of Chicago city, Illinois is

2,720,546

10.3%

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

32.0%

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

Population per square mile in Chicago city, Illinois is

11,841.8

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census