| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Criscillo, Michael V (12)
|
MRBAD |
1:06.10 |
1:04.00 |
-2.10 |
| 2 |
McDonald, Declan C (12)
|
MRBAD |
1:03.58 |
1:04.53 |
0.95 |
| 3 |
Thigpen, Charles G (12)
|
MREAST |
1:09.01 |
1:07.45 |
-1.56 |
| 4 |
Yonge, Jake W (12)
|
MRBAD |
1:07.61 |
1:09.33 |
1.72 |
| 5 |
Sahi, Maximus Sandeep Alex (12)
|
MREAST |
1:20.98 |
1:13.94 |
-7.04 |
| 6 |
Masters, Andrew C (12)
|
MREAST |
1:18.65 |
1:18.46 |
-0.19 |
| 7 |
Rodriguez, Christian J (12)
|
MREAST |
1:18.72 |
1:19.60 |
0.88 |
| 8 |
Sage, Nikolai (12)
|
MREAST |
1:25.07 |
1:20.66 |
-4.41 |
| 9 |
Prisco, John T (11)
|
MREAST |
1:18.51 |
1:21.71 |
3.20 |
| 10 |
Kania-Neira, Nikko (11)
|
CTGRYM |
1:20.63 |
1:22.71 |
2.08 |
| 11 |
Trout, Jackson D (12)
|
MRBAD |
1:23.97 |
1:25.30 |
1.33 |
| 12 |
Guo, Eric Y (11)
|
MREAST |
1:40.30 |
1:26.33 |
-13.97 |
| 13 |
Rao, Wenxi E (11)
|
MREAST |
1:34.25 |
1:27.44 |
-6.81 |
| 14 |
Cha, Oliver (11)
|
CTGRYM |
1:36.37 |
1:34.52 |
-1.85 |
| 15 |
Otto, Ethan (11)
|
MREAST |
1:52.07 |
1:42.00 |
-10.07 |
|
Cho, Noah K (12)
|
MREAST |
1:46.56 |
DQ |
- |
|
Berman, Oliver Z (11)
|
MRBAD |
1:16.21 |
DQ |
- |