QuickFacts

12.1%

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

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

Population per square mile in Harris County, Texas is

2,402.4

Population per square mile in Maricopa County, Arizona is

414.9

12.1%

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

The population of Florida is

20,612,439

23.7%

of persons in Cook County, Illinois are under 18 years

28.4%

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

Median household income of North Carolina is

$46,868

8.1%

of persons in Harris County, Texas are 65 years and over

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census