QuickFacts

12.5%

of persons in Illinois are 65 years and over

Median household income of Cook County, Illinois is

$55,251

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

11.4%

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

The population of Georgia is

10,310,371

Population per square mile in Los Angeles city, California is

8,092.3

Population per square mile in Georgia is

168.4

The population of New York city, New York is

8,550,405

21.3%

of persons in Florida are under 18 years

10.3%

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

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census