| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ebner, Wyatt P (12)
|
MRCSDC |
1:11.16 |
1:09.67 |
-1.49 |
| 2 |
Baranowski, Bryce B (12)
|
MRTVSC |
1:10.89 |
1:12.09 |
1.20 |
| 3 |
Theophilou, Sotiris T (12)
|
MRTVSC |
1:18.11 |
1:13.07 |
-5.04 |
| 4 |
Wu, Lewis H (11)
|
MRTVSC |
1:25.45 |
1:21.98 |
-3.47 |
| 5 |
Sumpter, Marcus S (11)
|
MRTVSC |
1:35.07 |
1:22.28 |
-12.79 |
| 6 |
Sun, Lawrence W (12)
|
MRTVSC |
1:27.61 |
1:23.38 |
-4.23 |
| 7 |
Theophilou, Antonis T (11)
|
MRTVSC |
1:28.74 |
1:25.21 |
-3.53 |
| 8 |
Dansereau, Connor K (12)
|
MRTVSC |
1:36.98 |
1:26.04 |
-10.94 |
| 9 |
Collins, Elijah S (12)
|
MRSSC |
1:34.95 |
1:28.39 |
-6.56 |
| 10 |
Cooper, Maximus R (12)
|
MRSSC |
1:36.76 |
1:32.07 |
-4.69 |
| 11 |
Slupski, Gabriel J (11)
|
MRSSC |
1:34.86 |
1:35.14 |
0.28 |
| 12 |
Qureshi, Adam (12)
|
MRSSC |
1:35.38 |
1:43.23 |
7.85 |
|
Spelman, Mason A (11)
|
MRCSDC |
1:31.26 |
DQ |
- |
|
Khamraev, Gordon S (12)
|
MRTVSC |
1:25.00 |
DQ |
- |