QuickFacts

Population per square mile in Pennsylvania is

283.9

32.0%

of persons 25 years+ in Los Angeles city, California have a bachelor's degree or higher

23.7%

of persons in Cook County, Illinois are under 18 years

The population of Chicago city, Illinois is

2,720,546

The population of Maricopa County, Arizona is

4,167,947

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

Median household income of Ohio is

$49,429

Median household income of San Diego County, California is

$64,309

Population per square mile in Los Angeles County, California is

2,419.6

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census