| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hally, Seamus (12)
|
MRNDAC |
1:15.15 |
1:15.32 |
0.17 |
| 2 |
Hahn, Benjamin R (12)
|
MRRA |
1:21.36 |
1:21.50 |
0.14 |
| 3 |
suh, Jonathan Y (12)
|
MRRA |
1:23.10 |
1:23.07 |
-0.03 |
| 4 |
Bellettiere, Jack T (12)
|
MRMVA |
1:21.71 |
1:24.52 |
2.81 |
| 5 |
Milroy, Aidan J (12)
|
MRDA |
1:29.81 |
1:25.82 |
-3.99 |
| 6 |
Dickman, Kellen (11)
|
MRVAC |
1:36.43 |
1:31.95 |
-4.48 |
| 7 |
Herbert, Owain G (11)
|
MRNDAC |
1:33.60 |
1:32.64 |
-0.96 |
| 8 |
Taranto, John T (11)
|
MRYBAR |
1:36.24 |
1:34.60 |
-1.64 |
| 9 |
McPhee, Tommy (12)
|
MRRA |
1:37.93 |
1:36.48 |
-1.45 |
| 10 |
Storaska, Nathaniel W (11)
|
MRVAC |
1:37.85 |
1:38.53 |
0.68 |
| 11 |
Dewhurst, Joseph M (11)
|
MRDA |
1:38.38 |
1:38.67 |
0.29 |
| 12 |
Avancena, Christian A (11)
|
MRNDAC |
|
1:42.61 |
- |
| 13 |
Elmassalemah, Iad K (11)
|
MRNDAC |
1:50.42 |
1:50.11 |
-0.31 |
| 14 |
Schweppe, Otto W (11)
|
MRNDAC |
1:47.88 |
1:50.30 |
2.42 |
| 15 |
Levesque, Tristan C (11)
|
MRMWSC |
1:59.00 |
1:50.57 |
-8.43 |
| 16 |
Worthington, Griffin R (11)
|
MRMVA |
1:45.78 |
1:51.70 |
5.92 |
| 17 |
Madden, Jack M (11)
|
MRRA |
1:48.07 |
1:53.14 |
5.07 |
| 18 |
Gaglione, Carmine (11)
|
MRSSL |
2:04.96 |
2:01.04 |
-3.92 |
| 19 |
Goodman, Eric B (11)
|
MRSSL |
2:07.22 |
2:04.81 |
-2.41 |
| 20 |
Schlissel, Zachary D (11)
|
MRSSL |
2:40.71 |
2:28.96 |
-11.75 |
| 21 |
Van Sickle, Hudson A (12)
|
MRSSL |
2:20.18 |
2:43.34 |
23.16 |
|
Ratnikov, Arsenii (11)
|
MRNDAC |
|
NS |
- |
|
Lim, Noah B (11)
|
MRRA |
1:39.99 |
NS |
- |