| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kessler, Preston M (15)
|
UNAT |
51.99 |
54.53 |
2.54 |
| 2 |
Schlor, David S (16)
|
AMSTEE |
55.09 |
55.11 |
0.02 |
| 3 |
Kostrobala, Nathan M (16)
|
AMNAC |
53.88 |
55.87 |
1.99 |
| 4 |
Schlor, Logan M (16)
|
AMSTEE |
1:04.47 |
58.19 |
-6.28 |
| 5 |
Yute, Riley K (15)
|
AMCSC |
59.01 |
58.38 |
-0.63 |
| 6 |
Weigel, Ethan R (15)
|
AMRGSY |
58.97 |
59.46 |
0.49 |
| 7 |
Urbanic, Trevor A (17)
|
AMPTSC |
1:00.95 |
1:03.42 |
2.47 |
| 8 |
Cheekati, Vibhav A (15)
|
AMSTEE |
1:09.35 |
1:06.59 |
-2.76 |
| 9 |
Kimmel, Noah P (18)
|
AMRGSY |
1:04.65 |
1:08.13 |
3.48 |
| 10 |
Suzensky, Aiden J (15)
|
AMSTEE |
1:07.78 |
1:08.44 |
0.66 |
|
Piatek, Aleksander J (15)
|
AMPTSC |
1:28.40 |
DQ |
- |
|
Klein, Nathan J (16)
|
AMPTSC |
1:11.17 |
NS |
- |