| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Polese, Aidan (12)
|
MRBGNW |
1:06.79 |
1:05.55 |
-1.24 |
| 2 |
Haridasan, Nikolai S (12)
|
MRUN |
1:06.38 |
1:05.67 |
-0.71 |
| 3 |
Rigby, Dylan T (12)
|
MRWEST |
1:12.13 |
1:07.95 |
-4.18 |
| 4 |
Grimaldi, Alexander T (11)
|
MRBAD |
1:10.02 |
1:08.68 |
-1.34 |
| 5 |
Gjertsen, Owen G (12)
|
MRBAD |
1:08.25 |
1:09.57 |
1.32 |
| 6 |
Sykes, Ryan R (12)
|
MRBGNW |
1:11.63 |
1:10.84 |
-0.79 |
| 7 |
Barrett, Noland A (11)
|
MRBAD |
1:13.75 |
1:11.97 |
-1.78 |
| 8 |
Zee, Bentley J (11)
|
MRPAC |
1:12.99 |
1:13.95 |
0.96 |
| 9 |
McCarthy, William J (12)
|
MRWEST |
1:16.28 |
1:18.71 |
2.43 |
| 10 |
Yang, Aidan (12)
|
MRBGNW |
|
1:30.83 |
- |
| 11 |
Lyubman, Eric B (11)
|
MRPAC |
1:26.32 |
1:32.62 |
6.30 |
| 12 |
Angerthal, Ian (11)
|
MRCFJV |
1:38.05 |
1:36.15 |
-1.90 |