QuickFacts

28.0%

of persons in Harris County, Texas are under 18 years

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

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

27,012.5

35.7%

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

Median household income of California is

$61,818

Median household income of Maricopa County, Arizona is

$54,229

Median household income of New York city, New York is

$53,373

12.1%

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

Population per square mile in Pennsylvania is

283.9

The population of North Carolina is

10,146,788

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates