| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
McHugh, Connor J (12)
|
MRBGNW |
1:09.17 |
1:12.25 |
3.08 |
| 2 |
Chen-Suzuki, Keizo N (12)
|
MRNDAC |
|
1:15.88 |
- |
| 3 |
Barbulet, David (12)
|
MRCFJV |
1:20.49 |
1:17.86 |
-2.63 |
| 4 |
Zhang, Ruimin (12)
|
MRCFJV |
1:20.61 |
1:17.89 |
-2.72 |
| 5 |
Holmes, Jayden T (12)
|
MRBGNW |
1:22.10 |
1:18.49 |
-3.61 |
| 6 |
Speare, Troy D (11)
|
MRNDAC |
1:25.96 |
1:18.68 |
-7.28 |
| 7 |
Liang, Xiaochuan L (11)
|
MRBGNW |
1:23.71 |
1:22.48 |
-1.23 |
| 8 |
Chang, Benjamin (12)
|
MRBGNW |
1:23.30 |
1:24.10 |
0.80 |
| 9 |
Gutterman, Hunter M (12)
|
MRNDAC |
|
1:25.42 |
- |
| 10 |
Wei, Jed (11)
|
MRBGNW |
1:29.80 |
1:26.31 |
-3.49 |
| 11 |
Wilson, Tate E (11)
|
ADHAWK |
1:50.00 |
1:30.39 |
-19.61 |
| 12 |
Ypanaque, Valentin A (11)
|
MRYBAR |
1:31.32 |
1:33.52 |
2.20 |
| 13 |
Cheng, Russell A (12)
|
MRRA |
1:41.69 |
1:38.25 |
-3.44 |
| 14 |
Kelly, Sean (12)
|
MRCFJV |
1:38.31 |
1:40.89 |
2.58 |
| 15 |
Soltowski, Alexander (11)
|
MRCFJV |
|
1:48.06 |
- |
| 16 |
Cai, Jason (11)
|
MRBGNW |
1:54.68 |
1:48.48 |
-6.20 |
|
Zhou, Jefferson (12)
|
MRCFJV |
|
DQ |
- |
|
Yastion, Adam E (11)
|
MRMWDA |
1:51.79 |
DQ |
- |