| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Miller, Augustus R (12)
|
AMANSC |
1:18.84 |
1:16.37 |
-2.47 |
| 2 |
Cratty, Patrick H (12)
|
AMGLAC |
1:14.10 |
1:17.06 |
2.96 |
| 3 |
Xing, Talon Z (11)
|
AMANSC |
1:25.74 |
1:21.05 |
-4.69 |
| 4 |
Lavorini, Adrian (11)
|
AMBYAC |
1:24.28 |
1:24.12 |
-0.16 |
| 5 |
Fine, Thomas R (12)
|
AMEFSC |
1:27.22 |
1:27.03 |
-0.19 |
| 6 |
Ducruet, Peter M (12)
|
AMFAST |
1:28.93 |
1:27.44 |
-1.49 |
| 7 |
Maravich, Ethan S (11)
|
AMANSC |
1:33.09 |
1:27.46 |
-5.63 |
| 8 |
LI, Andrew (12)
|
AMANSC |
1:21.68 |
1:29.14 |
7.46 |
| 9 |
Yatchenko, Nickolai G (11)
|
AMANSC |
1:33.55 |
1:32.12 |
-1.43 |
| 10 |
Woods, Matthew J (11)
|
AMANSC |
1:34.49 |
1:33.59 |
-0.90 |
| 11 |
Pickett, Noah M (11)
|
AMMAC |
1:37.56 |
1:35.34 |
-2.22 |
| 12 |
Kubistek, Cade E (11)
|
AMNAC |
1:40.44 |
1:39.00 |
-1.44 |
| 13 |
Vietmeier, Matthew A (12)
|
AMEFSC |
1:35.73 |
1:40.72 |
4.99 |
| 14 |
Budzik, Jakob A (12)
|
AMWAAC |
1:52.47 |
1:48.29 |
-4.18 |
| 15 |
Weber, Max A (12)
|
AMFAST |
2:12.99 |
1:57.56 |
-15.43 |
| 16 |
Kvocak, Benjamin S (11)
|
AMFAST |
1:54.99 |
1:58.02 |
3.03 |
| 17 |
Truong, Vinh Q (11)
|
AMNAC |
2:04.54 |
1:59.19 |
-5.35 |
|
Moenssens, Maerek L (11)
|
AMNAC |
1:40.78 |
NS |
- |
|
Jutca, Isaac A (12)
|
AMSFAC |
1:49.19 |
NS |
- |