QuickFacts

Population per square mile in Chicago city, Illinois is

11,841.8

24.5%

of persons in Los Angeles County, California are under 18 years

10.3%

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

Median household income of Pennsylvania is

$53,599

24.5%

of persons in Los Angeles County, California are under 18 years

The population of Harris County, Texas is

4,538,028

26.4%

of persons in Maricopa County, Arizona are under 18 years

22.3%

of persons in New York are under 18 years

The population of North Carolina is

10,146,788

Population per square mile in San Diego County, California is

735.8

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census