| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Seliger, Timur (12)
|
MRAGUA |
1:15.34 |
1:18.82 |
3.48 |
| 2 |
Qian, Moyan W (11)
|
MRAGUA |
1:18.08 |
1:19.30 |
1.22 |
| 3 |
Fong, Luca K (12)
|
MRAGUA |
1:21.73 |
1:21.47 |
-0.26 |
| 4 |
Silverman, Mark R (11)
|
MRAGUA |
1:24.71 |
1:23.19 |
-1.52 |
| 5 |
Wang, Boyan (11)
|
MRAGUA |
1:25.22 |
1:23.87 |
-1.35 |
| 6 |
Holley, Sawyer (12)
|
SCSA |
1:25.94 |
1:24.79 |
-1.15 |
| 7 |
Levin, Zach N (11)
|
MRAGUA |
1:24.87 |
1:25.11 |
0.24 |
| 8 |
Chang, Sebastian (12)
|
MRAGUA |
1:26.29 |
1:25.48 |
-0.81 |
| 9 |
Wiggins, Jack J (11)
|
MRAGUA |
1:34.44 |
1:26.78 |
-7.66 |
| 10 |
Colvin, Maximilian M (12)
|
MRAGUA |
1:28.76 |
1:27.72 |
-1.04 |
| 11 |
Gutin, Noah S (12)
|
MRAGUA |
1:34.13 |
1:34.07 |
-0.06 |
| 12 |
Bruttomesso, Henry J (11)
|
MRAGUA |
1:37.82 |
1:36.33 |
-1.49 |
| 13 |
De Le Garza, Leonardo (12)
|
MRAGUA |
1:38.34 |
1:37.25 |
-1.09 |
| 14 |
Hynes, Eamonn J (11)
|
MRAGUA |
2:02.49 |
1:38.44 |
-24.05 |
| 15 |
Muncy, Graham M (12)
|
CTRAC |
1:37.16 |
1:39.05 |
1.89 |
| 16 |
Novaro Cortijo, Hugo (11)
|
MRAGUA |
1:40.70 |
1:39.47 |
-1.23 |
|
Ordukhanyan, Nicholas (11)
|
MRMAKO |
2:09.77 |
NS |
- |
|
Zhu, Benjamin J (11)
|
CTRAC |
1:30.50 |
NS |
- |