QuickFacts

23.7%

of persons in Ohio are under 18 years

10.7%

of persons in Georgia are 65 years and over

Population per square mile in California is

239.1

23.4%

of persons in San Diego County, California are under 18 years

Population per square mile in Chicago city, Illinois is

11,841.8

28.4%

of persons 25 years+ in North Carolina have a bachelor's degree or higher

The population of Michigan is

9,928,300

21.3%

of persons in Florida are under 18 years

9.0%

of persons in Houston city, Texas are 65 years and over

The population of Cook County, Illinois is

5,238,216

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates