| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Nguyen, Declan L (9)
|
PVMACH |
1:22.07 |
1:21.32 |
-0.75 |
| 2 |
Edwards, Henry L (9)
|
PVMACH |
1:27.05 |
1:23.84 |
-3.21 |
| 3 |
DiNicola, Rowan P (10)
|
PVMACH |
1:25.62 |
1:25.72 |
0.10 |
| 4 |
Williams, George M (9)
|
PVMACH |
1:30.12 |
1:33.39 |
3.27 |
| 5 |
Hartman, Grant R (9)
|
PVMACH |
1:36.55 |
1:35.10 |
-1.45 |
| 6 |
Yeh, Reid F (9)
|
PVMACH |
1:35.78 |
1:40.15 |
4.37 |
| 7 |
McNamara, Terry F (10)
|
PVMACH |
|
1:41.36 |
- |
| 8 |
Nagle, Ryan P (10)
|
PVMACH |
1:47.52 |
1:43.08 |
-4.44 |
| 9 |
DeLuke, Ethan T (8)
|
PVMACH |
|
1:54.99 |
- |
|
Aylward, Grayson J (9)
|
PVMACH |
1:50.81 |
DQ |
- |
|
Jones, Ilya D (10)
|
PVMACH |
1:40.98 |
DQ |
- |
|
Lee-Truesdell, Nathaniel J (10)
|
PVMACH |
|
DQ |
- |
|
Dean, Camden A (9)
|
PVMACH |
|
NS |
- |