| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Tan, Kaien (9)
|
ORPAC |
1:25.68 |
1:26.87 |
1.19 |
| 2 |
Liang, Joseph E (9)
|
ORTHSC |
1:37.90 |
1:33.14 |
-4.76 |
| 3 |
Liu, Kyle (9)
|
ORCS |
1:38.53 |
1:34.66 |
-3.87 |
| 4 |
Karumbunathan, Keshav (9)
|
ORTDPS |
1:42.18 |
1:37.85 |
-4.33 |
| 5 |
Song, Caleb (9)
|
ORLHST |
1:41.86 |
1:37.86 |
-4.00 |
| 6 |
Huang, Branden Z (9)
|
ORCS |
1:40.52 |
1:38.86 |
-1.66 |
| 7 |
Lundy, Archer J (9)
|
ORCSW |
1:47.08 |
1:40.83 |
-6.25 |
| 8 |
Ratchford, Kaito S (9)
|
ORVSST |
1:43.83 |
1:41.26 |
-2.57 |
| 9 |
Wei, Yuhan (9)
|
ORLOSC |
1:42.93 |
1:41.61 |
-1.32 |
| 10 |
Ford, Samuel O (9)
|
ORTDST |
1:46.21 |
1:42.74 |
-3.47 |
| 11 |
Roy, Dharya N (9)
|
ORTHSC |
1:45.33 |
1:42.85 |
-2.48 |
| 12 |
Sturges, Harris (9)
|
ORLOSC |
1:40.40 |
1:43.26 |
2.86 |
| 13 |
Wijeratne, Thilan B (9)
|
ORTHSC |
1:47.02 |
1:43.89 |
-3.13 |
| 14 |
Kriese, Alexander K (9)
|
ORLOSC |
1:44.74 |
1:46.58 |
1.84 |
| 15 |
Cadman, Taylor W (9)
|
ORTTSC |
1:42.72 |
1:48.29 |
5.57 |
| 16 |
Pai, Sharan (9)
|
ORTHSC |
1:46.55 |
1:49.27 |
2.72 |
|
Purcell Jr., Michael P (9)
|
ORTTSC |
1:47.64 |
NS |
- |