QuickFacts

17.3%

of persons in Florida are 65 years and over

10.3%

of persons in Chicago city, Illinois are 65 years and over

Population per square mile in California is

239.1

Population per square mile in Texas is

96.3

23.7%

of persons in Ohio are under 18 years

Population per square mile in North Carolina is

196.1

22.0%

of persons in Pennsylvania are under 18 years

The population of Cook County, Illinois is

5,238,216

23.9%

of persons in North Carolina are under 18 years

10.7%

of persons in Georgia are 65 years and over

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census