| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Mallory, Hayden (12)
|
MAUNSP |
1:06.89 |
1:03.55 |
-3.34 |
| 1 |
Scott, Brady A (12)
|
MACBST |
1:10.02 |
1:11.14 |
1.12 |
| 1 |
Hanway, Timothy W (11)
|
MASSC |
1:36.30 |
1:16.87 |
-19.43 |
| 2 |
McCloskey, Max D (12)
|
MACBST |
1:13.21 |
1:05.94 |
-7.27 |
| 2 |
Vradinskiy, Sebastian (12)
|
MAUN |
1:10.50 |
1:16.08 |
5.58 |
| 2 |
Stefanovich, Nikita S (11)
|
MALMOR |
|
1:20.99 |
- |
| 3 |
Huckel, Charles E (12)
|
MACBR |
1:05.36 |
1:05.99 |
0.63 |
| 3 |
Zhang, Alan M (11)
|
MACBST |
1:26.72 |
1:21.00 |
-5.72 |
| 4 |
Christie, Ryan M (11)
|
MACBST |
1:15.01 |
1:25.77 |
10.76 |
| 5 |
Katiyar, Shreyan (11)
|
MACBR |
|
1:28.38 |
- |
| 6 |
Katiyar, Aaryan (12)
|
MACBR |
|
1:28.49 |
- |
| 7 |
Skjeveland, Niklas E (11)
|
MACBST |
|
1:38.23 |
- |
|
Kothari, Aditya N (12)
|
MASSC |
2:00.39 |
NS |
- |