QuickFacts

21.6%

of persons in New York city, New York are under 18 years

24.5%

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

11.4%

of persons in California are 65 years and over

32.3%

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

Population per square mile in Cook County, Illinois is

5,495.1

Population per square mile in Illinois is

231.1

Population per square mile in Michigan is

174.8

26.4%

of persons in Maricopa County, Arizona are under 18 years

The population of Texas is

27,862,596

29.5%

of persons 25 years+ in Harris County, Texas have a bachelor's degree or higher

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey