| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Olsson, Kian J (10)
|
MRNDAC |
32.00 |
32.20 |
0.20 |
| 2 |
Neary, Jack T (9)
|
MRWISC |
40.58 |
43.34 |
2.76 |
| 3 |
Licardi, Dominic J (10)
|
MRPBAC |
44.84 |
43.97 |
-0.87 |
| 4 |
Howard, Andrew J (10)
|
MRHVD |
44.29 |
47.37 |
3.08 |
| 5 |
Kui, Barnabas Z (10)
|
MRRFAC |
52.74 |
48.48 |
-4.26 |
| 6 |
Benavides, Isaiah J (9)
|
MRWISC |
56.99 |
49.80 |
-7.19 |
| 7 |
Dorner, Declan M (9)
|
MRNDAC |
52.00 |
51.39 |
-0.61 |
| 8 |
Henrichs, Kai L (10)
|
MRLIE |
51.30 |
51.91 |
0.61 |
| 9 |
Stern, Noah I (9)
|
MRLIE |
50.30 |
52.68 |
2.38 |
| 10 |
McCree-Salazar, Caden C (10)
|
MRHVD |
|
52.96 |
- |
| 11 |
McCaffrey, Mitchell (10)
|
MRLIE |
55.00 |
53.13 |
-1.87 |
| 12 |
Chamberlain, Nicholas J (10)
|
MRRFAC |
|
1:04.47 |
- |
| 13 |
Kui, Adam W (10)
|
MRRFAC |
1:01.81 |
1:09.12 |
7.31 |
|
Brady, James F (9)
|
MRHVD |
|
DQ |
- |
|
Pena, Brandon J (10)
|
MRHVD |
1:14.12 |
DQ |
- |
|
McGovern, William P (9)
|
MRHVD |
|
DQ |
- |
|
Markos, Thomas M (10)
|
MRHVD |
|
DQ |
- |
|
Stueber, Colin J (9)
|
MRWISC |
1:04.44 |
DQ |
- |