QuickFacts

23.9%

of persons in North Carolina are under 18 years

Median household income of Pennsylvania is

$53,115

The population of Los Angeles County, California is

10,116,705

8.1%

of persons in Harris County, Texas are 65 years and over

12.5%

of persons in Illinois are 65 years and over

Population per square mile in Cook County, Illinois is

5,495.1

10.9%

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

12.1%

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

Population per square mile in Illinois is

231.1

Population per square mile in San Diego County, California is

735.8

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census