QuickFacts

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

23.7%

of persons in Cook County, Illinois are under 18 years

12.1%

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

Median household income of Cook County, Illinois is

$55,251

27.3%

of persons in Texas are under 18 years

12.1%

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

The population of Pennsylvania is

12,784,227

Median household income of Texas is

$53,207

24.5%

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

Median household income of Florida is

$47,507

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey