QuickFacts

Population per square mile in Pennsylvania is

283.9

12.1%

of persons in Philadelphia city, Pennsylvania are 65 years and over

Population per square mile in California is

239.1

29.5%

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

24.4%

of persons in Illinois are under 18 years

23.9%

of persons in North Carolina are under 18 years

Population per square mile in Ohio is

282.3

13.8%

of persons in Michigan are 65 years and over

29.5%

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

13.8%

of persons in Michigan are 65 years and over

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census