QuickFacts

10.9%

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

Median household income of Chicago city, Illinois is

$48,522

Population per square mile in Ohio is

282.3

Population per square mile in Cook County, Illinois is

5,495.1

Population per square mile in Los Angeles city, California is

8,092.3

13.5%

of persons in New York are 65 years and over

35.8%

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

The population of Philadelphia city, Pennsylvania is

1,567,442

The population of Illinois is

12,801,539

21.3%

of persons in Florida are under 18 years

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census