QuickFacts

Population per square mile in Cook County, Illinois is

5,495.1

The population of Los Angeles city, California is

3,971,883

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Median household income of San Diego County, California is

$64,309

30.4%

of persons 25 years+ in Houston city, Texas have a bachelor's degree or higher

Population per square mile in Michigan is

174.8

26.4%

of persons in Maricopa County, Arizona are under 18 years

12.5%

of persons in Illinois are 65 years and over

28.8%

of persons 25 years+ in Georgia have a bachelor's degree or higher

Population per square mile in Georgia is

168.4

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census