The 11 Worst

44. James Buchanan: 1.50
43. Andrew Johnson: 1.63
42. Franklin Pierce: 1.88
41. Herbert Hoover: 2.67
40. Donald Trump: 3.35
39. Jimmy Carter: 3.60
38. William Henry Harrison: 3.83
37. Martin Van Buren: 3.90
36. Warren Harding: 4.23
35. Millard Fillmore: 4.71
34. John Tyler: 4.89
Passing Grades (but just barely)
33. John Quincy Adams: 5.00
32. Rutherford Hayes: 5.10
31. Richard Nixon: 5.15
30. Benjamin Harrison: 5.22
29. Woodrow Wilson: 5.29
28. Grover Cleveland: 5.43
27. Lyndon Johnson: 5.68
25/26. Gerald Ford: 6.00
25/26. Zachary Taylor: 6.00
24. George W. Bush: 6.06
23. Andrew Jackson: 6.11
22. Chester Alan Arthur: 6.13
Above Average
21. George H. W. Bush: 6.17
20. Ulysses Grant: 6.20
19. James Garfield: 6.25
18. James Madison: 6.27
17. Barack Obama: 6.31
16. John Adams: 6.40
15. William Howard Taft: 6.54
14. Bill Clinton: 6.60
13. Calvin Coolidge: 6.64
12. Ronald Reagan: 6.69
11. Thomas Jefferson: 7.00
The Top 10
10. John F. Kennedy: 7.18
9. William McKinley: 7.22
8. Franklin D. Roosevelt: 7.29
7. James K. Polk: 7.56
6. Harry Truman: 7.67
5. Dwight Eisenhower: 8.00
4. Theodore Roosevelt: 8.33
3. James Monroe: 8.40
2. Abraham Lincoln: 9.40
1. George Washington: 9.68

Thanks to all who voted.