| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Olsson, Kian J (14)
|
MRNDAC |
1:04.02 |
1:02.80 |
-1.22 |
| 2 |
Courtney, Benjamin B (14)
|
MRSSL |
1:04.50 |
1:07.14 |
2.64 |
| 3 |
Crowley, Mason C (13)
|
MRNDAC |
1:13.88 |
1:15.32 |
1.44 |
| 4 |
Lam, Vernon J (14)
|
MRYBAR |
1:14.28 |
1:15.94 |
1.66 |
| 5 |
Pociask, Joseph V (14)
|
MRNDAC |
1:28.64 |
1:20.40 |
-8.24 |
| 6 |
Frankl, Erik A (13)
|
MRNBS |
1:30.71 |
1:29.17 |
-1.54 |
| 7 |
Dorner, Declan M (13)
|
MRNDAC |
1:40.09 |
1:29.67 |
-10.42 |
| 8 |
Wik, Aaden P (13)
|
MRPATS |
|
1:32.33 |
- |
| 9 |
Tarife, Grey P (13)
|
MRSSL |
1:32.49 |
1:35.10 |
2.61 |
| 10 |
Corrado, John Caleb E (13)
|
MRMWDA |
1:40.51 |
1:37.16 |
-3.35 |
| 11 |
Howard, Sam W (13)
|
MRRFAC |
1:49.18 |
1:40.31 |
-8.87 |