QuickFacts

13.5%

of persons in New York are 65 years and over

Population per square mile in Illinois is

231.1

23.4%

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

12.1%

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

Median household income of Illinois is

$57,574

Median household income of Georgia is

$49,620

15.4%

of persons in 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 Chicago city, Illinois is

11,841.8

Population per square mile in Houston city, Texas is

3,501.5

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census