| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wang, Jason Z (10)
|
MRHYB |
39.76 |
38.53 |
-1.23 |
| 2 |
Yao, Maxwell (9)
|
MRLIE |
42.03 |
42.01 |
-0.02 |
| 3 |
Kavouras, Pierre G (10)
|
MRLIFE |
46.23 |
43.35 |
-2.88 |
| 4 |
Kavouras, Georgios M (10)
|
MRLIFE |
46.38 |
44.45 |
-1.93 |
| 5 |
Tortora, Patrick D (10)
|
MRHYB |
42.10 |
44.61 |
2.51 |
| 6 |
Kim, Elijah S (9)
|
MRPAC |
39.66 |
45.07 |
5.41 |
| 7 |
Czartosieski, Evan C (10)
|
MRSSC |
42.30 |
47.55 |
5.25 |
| 8 |
Deguzman, Michael (9)
|
MRHES |
51.26 |
48.52 |
-2.74 |
| 9 |
Lavelle, Adam (10)
|
MRWISC |
50.56 |
48.63 |
-1.93 |
| 10 |
LI, Eric * (9)
|
MRLIE |
52.45 |
53.11 |
0.66 |
| 11 |
Gyaltsen, Glory (10)
|
MRQNS |
1:01.95 |
1:03.74 |
1.79 |
| 12 |
Mileo, Peter J (10)
|
MRLIE |
|
1:12.81 |
- |
|
Russotto, Matthew N (9)
|
MRHYB |
|
DQ |
- |
|
Stern, Noah I (10)
|
MRLIE |
51.95 |
NS |
- |
|
Chinea, Ethan T (10)
|
MRLIE |
50.56 |
NS |
- |
|
Stewart, Zenoven (10)
|
MRHYB |
48.32 |
NS |
- |
|
DeWitt, Billy C (10)
|
MRWISC |
52.99 |
NS |
- |