QuickFacts

12.9%

of persons in North Carolina are 65 years and over

23.7%

of persons in Cook County, Illinois are under 18 years

Population per square mile in New York is

411.2

Median household income of Pennsylvania is

$53,599

23.7%

of persons in Cook County, Illinois are under 18 years

The population of Illinois is

12,801,539

22.3%

of persons in New York are under 18 years

Population per square mile in Florida is

350.6

23.1%

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

23.7%

of persons in Ohio are under 18 years

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census