| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gallub, Dylan (17)
|
MRHAUP |
53.65 |
56.26 |
2.61 |
| 2 |
Hutzler, Noah (15)
|
MRHAUP |
55.35 |
58.08 |
2.73 |
| 3 |
Gallub, Tyler R (15)
|
MRHAUP |
57.53 |
58.82 |
1.29 |
| 4 |
Knight, Liam M (15)
|
MREHY |
57.91 |
59.55 |
1.64 |
| 5 |
Osypenko, Alexander (17)
|
MRHYB |
1:01.35 |
1:01.81 |
0.46 |
| 6 |
O'Hanlon, Liam A (15)
|
MRHYB |
1:01.40 |
1:01.82 |
0.42 |
| 7 |
Klaaren, Samuel (15)
|
MRHYB |
1:03.43 |
1:04.41 |
0.98 |
| 8 |
Kleinman, Andrew W (17)
|
MRHAUP |
1:01.14 |
1:04.45 |
3.31 |
| 9 |
Sokolowski, Oskar (15)
|
MRHYB |
1:11.60 |
1:07.39 |
-4.21 |
| 10 |
Robles, Pilot W (15)
|
MRSSC |
1:17.93 |
1:11.83 |
-6.10 |
| 11 |
McNamara, Kevin C (16)
|
MRSSC |
1:12.92 |
1:12.73 |
-0.19 |
| 12 |
Tur, Olaf J (15)
|
MRSSC |
|
1:12.78 |
- |
| 13 |
Maddalena, Alexander (15)
|
MRHYB |
1:12.13 |
1:13.13 |
1.00 |
| 14 |
Tobon, Noah L (15)
|
MRSSC |
1:27.00 |
1:18.20 |
-8.80 |
| 15 |
Hennigan, Robert J (15)
|
MRCSDC |
1:31.09 |
1:25.25 |
-5.84 |
| 16 |
Williams, Nicholas C (17)
|
MRCSDC |
|
2:15.88 |
- |