What are the 20 oldest colleges in the US?

Here are the United States' oldest colleges (25), in order of date founded:

1. 1618 College of Henricopolis (burned 1622)...............Jamestown, VA
2. 1636 Harvard University...........................................Cambridge, MA
3. 1693 College of William & Mary.................................Williamsburg, VA
4. 1696 St. John's College.............................................Annapolis, MD
5. 1701 Yale University.................................................New Haven, CT
6. 1740 University of Pennsylvania................................Philadelphia, PA
7. 1742 Moravian College & Theological Inst...................Bethlehem, PA
8. 1743 University of Delaware......................................Newark, DE
9. 1746 Princeton University..........................................Princeton, NJ
10. 1749 Washington & Lee University.............................Lexington, VA
11. 1754 Columbia University...........................................New York, NY
12. 1764 Brown University...............................................Providence, RI
13. 1766 Queen's College (now Rutgers Univ.)..................Newark, NJ
14. 1769 Dartmouth College............................................ Hanover, NH
15. 1770 College of Charleston......................................... Charleston, SC
16. 1772 Salem College....................................................Winston-Salem, NC
17. 1775 Hampden-Sydney College...................................Hampden-Sydney, VA
18. 1780 Transylvania University......................................Lexington, KY
19. 1782 Washington College...........................................Chestertown, MD
20. 1783 Dickinson College...............................................Carlisle, PA
21. 1785 University of Georgia..........................................Athens, GA
22. 1789 Georgetown University.......................................Georgetown, DC
23. 1791 University of Vermont......................................... Burlington, VT
24. 1795 Union College.....................................................Schenectady, NY
25. 1794 Bowdoin College..................................................Brunswick, ME
26. 1795 University of North Carolina - Chapel Hill.............Chapel Hill, NC

The world's oldest, continuously operating university is the University of Bologna, Bologna, Italy, founded in 1088.