| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Roberts, Calvin G (17)
|
NIEAST |
54.15 |
53.78 |
-0.37 |
| 2 |
Lee, Allan (16)
|
NIUN-D |
50.71 |
54.45 |
3.74 |
| 3 |
Clark, Owen M (15)
|
NITWST |
57.25 |
56.19 |
-1.06 |
| 4 |
Descovich, Nicholas P (17)
|
NITWST |
58.59 |
57.05 |
-1.54 |
| 5 |
Naipaul, Martin Z (16)
|
NIUN-D |
55.00 |
57.76 |
2.76 |
| 6 |
Christopher, Nicholas W (16)
|
NIHAMB |
55.90 |
57.89 |
1.99 |
| 7 |
Baker, Michael J (16)
|
NITWST |
|
59.22 |
- |
| 8 |
Conti, Tyler (15)
|
NITWST |
1:02.60 |
1:00.20 |
-2.40 |
| 9 |
Drews, Carson M (15)
|
NITWST |
1:06.37 |
1:01.44 |
-4.93 |
| 10 |
Hoelscher, David A (16)
|
NITWST |
1:00.54 |
1:02.03 |
1.49 |
| 11 |
Sitarek, Joseph (16)
|
NITWST |
1:04.00 |
1:05.94 |
1.94 |
| 12 |
Nagy, Eliot P (15)
|
NIEAST |
1:16.06 |
1:06.31 |
-9.75 |
| 13 |
Merrill, Caleb J (17)
|
NIGWST |
1:03.14 |
1:06.71 |
3.57 |
|
Kaus, Harry L (17)
|
NIHAMB |
57.05 |
NS |
- |