QuickFacts

Population per square mile in Pennsylvania is

283.9

27.3%

of persons in Texas are under 18 years

Population per square mile in Harris County, Texas is

2,402.4

25.0%

of persons in California are under 18 years

The population of North Carolina is

10,146,788

Population per square mile in Cook County, Illinois is

5,495.1

22.3%

of persons in New York are under 18 years

23.7%

of persons in Michigan are under 18 years

30.4%

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

25.7%

of persons in Georgia are under 18 years

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census