QuickFacts

21.3%

of persons in Florida are under 18 years

Population per square mile in Illinois is

231.1

The population of North Carolina is

10,146,788

13.5%

of persons in New York are 65 years and over

22.3%

of persons in New York are under 18 years

Population per square mile in Los Angeles County, California is

2,419.6

28.0%

of persons in Harris County, Texas are under 18 years

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

11.9%

of persons in Cook County, Illinois are 65 years and over

The population of California is

39,250,017

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates