| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gu, Ray (9)
|
MASSC |
1:27.78 |
1:20.30 |
-7.48 |
| 1 |
King, Quinn T (10)
|
MACBST |
1:34.74 |
1:30.67 |
-4.07 |
| 2 |
Ruch, James A (10)
|
MACBST |
1:22.89 |
1:23.87 |
0.98 |
| 2 |
Markouski, Timophey V (10)
|
MATHY |
1:29.53 |
1:30.91 |
1.38 |
| 3 |
Dashko, Daniel O (9)
|
MALMOR |
|
1:26.36 |
- |
| 3 |
Turner, Brady R (10)
|
MASSC |
1:32.89 |
1:32.98 |
0.09 |
| 4 |
Awasthi, Aarav N (10)
|
MAUNCB |
1:42.71 |
1:33.44 |
-9.27 |
| 5 |
Stankiewicz-Goldsmit, Willi (9)
|
MASSC |
|
1:35.04 |
- |
| 6 |
Hardis, Spenser (10)
|
MACBR |
1:52.08 |
1:37.84 |
-14.24 |
| 7 |
Luo, James H (9)
|
MASSC |
1:37.16 |
1:39.87 |
2.71 |
| 8 |
Simpkins, Liam P (10)
|
MASSC |
1:44.39 |
1:41.74 |
-2.65 |
| 9 |
Petrakis, Michael G (9)
|
MAUNCB |
1:42.88 |
1:43.69 |
0.81 |
|
Man, Ivan I (10)
|
MALMOR |
1:17.87 |
NS |
- |