QuickFacts

12.1%

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

Population per square mile in California is

239.1

23.7%

of persons in Ohio are under 18 years

15.4%

of persons in Pennsylvania are 65 years and over

The population of California is

39,250,017

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

27,012.5

The population of North Carolina is

10,146,788

Population per square mile in Chicago city, Illinois is

11,841.8

The population of Pennsylvania is

12,784,227

8.1%

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

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census