| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Jonker, Danion R (15)
|
ADCANA |
1:12.78 |
1:12.10 |
-0.68 |
| 1 |
Caimano, Ross M (15)
|
ADGLFY |
1:07.74 |
1:12.10 |
4.36 |
| 3 |
Ford, Aidan D (15)
|
ADGLFY |
1:15.95 |
1:15.39 |
-0.56 |
| 4 |
Marcotullio, Patrick R (17)
|
ADADDI |
1:13.87 |
1:15.86 |
1.99 |
| 5 |
Roy, Oliver J (16)
|
ADADDI |
1:15.27 |
1:17.36 |
2.09 |
| 6 |
Willis, Avery D (14)
|
ADUN |
1:19.50 |
1:20.28 |
0.78 |
| 7 |
Romanovsky, Nikita (15)
|
ADSCHE |
1:22.99 |
1:20.46 |
-2.53 |
| 8 |
Tongtawee, Tunwa (15)
|
ADSARY |
1:21.59 |
1:20.53 |
-1.06 |
| 9 |
Stelling, Payton J (13)
|
ADUN |
1:20.40 |
1:21.22 |
0.82 |
| 10 |
Martin, Wyatt R (13)
|
ADSCHE |
1:18.64 |
1:21.40 |
2.76 |
| 11 |
Crowley, Ethan E (13)
|
ADSCHE |
1:24.11 |
1:23.93 |
-0.18 |
| 12 |
Younce, Nathan P (13)
|
ADBENN |
1:25.29 |
1:26.31 |
1.02 |
| 13 |
Sunderland, Kurt P (13)
|
ADCANA |
1:28.49 |
1:27.02 |
-1.47 |
| 14 |
Ernst, Noah R (13)
|
ADSARY |
1:36.90 |
1:35.81 |
-1.09 |
| 15 |
Roy, Evan G (13)
|
ADADDI |
1:31.65 |
1:36.00 |
4.35 |
|
Bearor, Theodore J (15)
|
ADGLFY |
1:08.14 |
NS |
- |
|
LaForest, Ethan S (14)
|
ADBENN |
|
NS |
- |
|
Srokowski, Nicholas A (13)
|
ADBSPA |
1:23.05 |
NS |
- |
|
Knack, Thomas R (17)
|
ADAMST |
1:02.60 |
NS |
- |