| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Chia, Derrick (10)
|
MRNCAC |
32.00 |
33.57 |
1.57 |
| 2 |
Jackson, Hunter C (10)
|
MRPATS |
33.28 |
33.72 |
0.44 |
| 3 |
Vitale, Benjamin G (9)
|
MRPATS |
38.62 |
36.26 |
-2.36 |
| 4 |
Sadchikov, Maximilian O (9)
|
MRUNPA |
37.17 |
37.35 |
0.18 |
| 5 |
DU, Ethan (9)
|
MRNCAC |
36.00 |
39.05 |
3.05 |
| 6 |
Zhang, John (9)
|
MRNCAC |
41.00 |
39.21 |
-1.79 |
| 7 |
Sakmar Aberg, William (10)
|
MRRIST |
50.89 |
45.31 |
-5.58 |
| 8 |
Peng, Gregory W (9)
|
MRAPEX |
53.41 |
49.27 |
-4.14 |
| 9 |
Weisburg, Alexander L (9)
|
MRAPEX |
57.25 |
50.70 |
-6.55 |
| 10 |
Wang, Robert Y (9)
|
MRAPEX |
55.45 |
53.56 |
-1.89 |
| 11 |
Mulakandov, Ariel (10)
|
UN |
|
59.93 |
- |
|
Leonard, Kiel J (9)
|
MRAPEX |
59.25 |
DQ |
- |