| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Yao, Ryan A (10)
|
MRLIAC |
1:18.04 |
1:17.79 |
-0.25 |
| 2 |
Yun, Jayden C (10)
|
MRLIAC |
1:21.88 |
1:22.55 |
0.67 |
| 3 |
Vladimiroff, Daniel (10)
|
PVMACH |
1:24.03 |
1:25.25 |
1.22 |
| 4 |
Colvin, Sebastian M (10)
|
MRAGUA |
1:29.03 |
1:25.34 |
-3.69 |
| 5 |
Mikhailov-Bakker, Dmitry J (10)
|
PVNCAP |
1:23.27 |
1:25.85 |
2.58 |
| 6 |
Silva, Deshan V (10)
|
PVTOLL |
1:26.93 |
1:26.45 |
-0.48 |
| 7 |
Schoch, William E (10)
|
PVNCAP |
1:29.57 |
1:26.82 |
-2.75 |
| 8 |
Chethan, Ayan (10)
|
PVNCAP |
1:28.20 |
1:27.57 |
-0.63 |
| 9 |
Farley, Evan P (10)
|
PVNCAP |
1:28.23 |
1:27.70 |
-0.53 |
| 10 |
Lenich, William J (9)
|
CTCPAC |
1:26.84 |
1:27.99 |
1.15 |
| 11 |
Chen, Haoran E (10)
|
PVDRAG |
1:27.23 |
1:28.22 |
0.99 |
| 12 |
Ahuja, Riaan R (10)
|
PVNCAP |
1:35.27 |
1:29.98 |
-5.29 |
| 13 |
Cather, Aaron D (10)
|
PVNCAP |
1:26.83 |
1:30.08 |
3.25 |
| 14 |
Jetton, Lincoln A (10)
|
PVNCAP |
1:29.44 |
1:31.73 |
2.29 |
| 15 |
Fortunato, Chase J (10)
|
PVNCAP |
1:33.35 |
1:32.17 |
-1.18 |
| 16 |
Cheaney, Sebastian B (9)
|
MRAGUA |
1:35.40 |
1:32.49 |
-2.91 |
| 17 |
Dyson, Zachary D (10)
|
PVNCAP |
1:34.09 |
1:32.96 |
-1.13 |
| 18 |
Shaffer, James C (9)
|
AMPRA |
1:36.19 |
1:33.32 |
-2.87 |
| 18 |
Holzer, Bryce A (9)
|
MASSC |
1:34.28 |
1:33.32 |
-0.96 |
| 20 |
Corsino, Jaden Lucas E (10)
|
PVNCAP |
1:33.35 |
1:33.72 |
0.37 |
| 21 |
Lee-Walters, Parker S (9)
|
MRAGUA |
1:33.57 |
1:34.78 |
1.21 |
| 22 |
Velykorodnyi, Ivan (9)
|
MRLIAC |
1:34.95 |
1:35.12 |
0.17 |
| 23 |
Cooke, Adam S (10)
|
PVNCAP |
1:34.53 |
1:36.34 |
1.81 |
| 24 |
Randolph, Alexander A (10)
|
MRAGUA |
1:41.66 |
1:39.58 |
-2.08 |
| 25 |
Dockett, Landon S (10)
|
PVNCAP |
2:02.48 |
1:41.65 |
-20.83 |
|
Chow, Kingsley J (10)
|
PVMACH |
1:36.14 |
NS |
- |