| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Swanholm, Spencer A (12)
|
MASJAC |
1:18.53 |
1:05.53 |
-13.00 |
| 2 |
Pasquini, Alexander A (12)
|
MASJAC |
|
1:07.23 |
- |
| 3 |
Keegan, Daniel P (11)
|
MASJAC |
1:15.80 |
1:08.24 |
-7.56 |
| 4 |
Smith, Riley M (11)
|
MAECCC |
1:12.04 |
1:08.61 |
-3.43 |
| 5 |
Jiang, Ryan Z (12)
|
MAPVA |
1:11.34 |
1:10.15 |
-1.19 |
| 6 |
Leibowitz, Adam S (11)
|
MASJAC |
|
1:11.18 |
- |
| 7 |
Inman, Liam R (12)
|
MASJAC |
1:23.91 |
1:13.70 |
-10.21 |
| 8 |
Mountain, Julian E (11)
|
MAWAVE |
1:24.89 |
1:19.91 |
-4.98 |
| 9 |
Tran, Ethan D (11)
|
MAPVA |
1:23.13 |
1:20.01 |
-3.12 |
| 10 |
Titsch, Nate U (12)
|
MAPENN |
|
1:25.89 |
- |
| 11 |
Geist, Hans A (12)
|
MASJAC |
1:44.36 |
1:26.70 |
-17.66 |
| 12 |
Manigrassi, Jackson T (11)
|
MAWAVE |
|
1:31.07 |
- |
| 13 |
Coghlan, Hunter H (12)
|
MAFWAC |
|
1:31.47 |
- |
| 14 |
Shegidevich, Denis (12)
|
MAORCA |
2:00.30 |
1:49.50 |
-10.80 |
| 15 |
Emilev, Meder (12)
|
MAORCA |
1:44.40 |
1:51.69 |
7.29 |
| 16 |
Sundaraman, Shreyas (12)
|
MAT85 |
|
1:52.73 |
- |