| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Oakes, Tomek J (12)
|
MRPBAC |
1:14.79 |
1:10.67 |
-4.12 |
| 2 |
Baxter, Ayden C (12)
|
MRMWDA |
1:17.38 |
1:18.48 |
1.10 |
| 3 |
Cerrato, Jacob A (11)
|
MRMWDA |
1:22.56 |
1:22.68 |
0.12 |
| 4 |
Tuttle, Peyton J (11)
|
MRUN |
1:26.42 |
1:23.76 |
-2.66 |
| 5 |
Dittbrenner, Isaiah (11)
|
MRPBAC |
1:28.99 |
1:25.88 |
-3.11 |
| 6 |
Cooper, Jackson C (11)
|
MRNBS |
1:31.46 |
1:30.64 |
-0.82 |
| 7 |
Yastion, Adam E (11)
|
MRMWDA |
1:44.33 |
1:36.28 |
-8.05 |
| 8 |
Kelly, Michael J (12)
|
MRAGMV |
1:46.68 |
1:36.95 |
-9.73 |
| 9 |
Burgarelli, Sebastian (11)
|
MRNBS |
1:36.48 |
1:37.95 |
1.47 |
| 10 |
Constancio, Markus A (11)
|
MRNBS |
1:33.38 |
1:40.62 |
7.24 |
| 11 |
Fairbanks, Gage L (12)
|
MRNBS |
1:37.84 |
1:49.76 |
11.92 |