QuickFacts

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

29.5%

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

Population per square mile in Pennsylvania is

283.9

8.1%

of persons in Harris County, Texas are 65 years and over

25.0%

of persons in California are under 18 years

Population per square mile in North Carolina is

196.1

12.9%

of persons in North Carolina are 65 years and over

Population per square mile in Harris County, Texas is

2,402.4

15.4%

of persons in Pennsylvania are 65 years and over

10.9%

of persons in Los Angeles County, California are 65 years and over

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census