QuickFacts

27.3%

of persons in Texas are under 18 years

Population per square mile in Harris County, Texas is

2,402.4

29.5%

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

23.7%

of persons in Ohio are under 18 years

23.7%

of persons in Michigan are under 18 years

The population of Pennsylvania is

12,784,227

Population per square mile in Maricopa County, Arizona is

414.9

10.3%

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

Population per square mile in California is

239.1

12.1%

of persons in New York city, New York are 65 years and over

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census