QuickFacts

Population per square mile in New York city, New York is

27,012.5

Median household income of Philadelphia city, Pennsylvania is

$38,253

Median household income of Illinois is

$57,574

The population of Pennsylvania is

12,784,227

12.1%

of persons in Maricopa County, Arizona are 65 years and over

26.4%

of persons in Maricopa County, Arizona are under 18 years

The population of Los Angeles County, California is

10,170,292

Population per square mile in Florida is

350.6

35.7%

of persons 25 years+ in San Diego County, California have a bachelor's degree or higher

14.1%

of persons in Ohio are 65 years and over

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census