| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Adesina, Fiyinfoluwa P (12)
|
GUECS |
|
1:07.20 |
- |
| 2 |
Salazar, Santiago (11)
|
GUPFL |
1:08.36 |
1:08.58 |
0.22 |
| 3 |
Barajas, Mateo A (12)
|
GUKATY |
|
1:14.19 |
- |
| 4 |
Quiroz, Kaito N (11)
|
GUKATY |
1:16.31 |
1:16.48 |
0.17 |
| 5 |
Bishop, Matthew K (11)
|
GUTYES |
1:18.44 |
1:17.63 |
-0.81 |
| 6 |
Osode, Ifechukwude M (11)
|
GUKATY |
1:25.40 |
1:18.91 |
-6.49 |
| 7 |
Salgado, Dillan M (12)
|
GUTYES |
1:21.64 |
1:23.76 |
2.12 |
| 8 |
So, Maximus K (12)
|
GUSWIM |
1:24.21 |
1:25.40 |
1.19 |
| 9 |
Pham, Trevor H (11)
|
GUTEST |
1:27.17 |
1:26.29 |
-0.88 |
| 10 |
Abshagen, Benjamin C (12)
|
GULIFE |
1:21.30 |
1:28.95 |
7.65 |
| 11 |
Cheng, Xu N (12)
|
GUKATY |
|
1:33.86 |
- |
| 12 |
Hussein, Yassine (11)
|
GUKATY |
1:47.86 |
1:37.50 |
-10.36 |
| 13 |
Lundquist, Rune A (11)
|
GUSWIM |
|
1:38.71 |
- |
| 14 |
Stofberg, Joshua (11)
|
GUKATY |
|
1:47.68 |
- |
| 15 |
Nadkarni, Aarin (12)
|
GUPFL |
|
1:49.84 |
- |
| 16 |
Nguyen, Cayden D (12)
|
GULSST |
2:32.95 |
2:06.07 |
-26.88 |
|
Xu, Daniel W (11)
|
GUKATY |
|
DQ |
- |