| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kieffer, Raymond G (7)
|
PVPM |
42.12 |
43.24 |
1.12 |
| 2 |
Kieffer, Caleb A (7)
|
PVPM |
|
50.77 |
- |
| 3 |
Bortner, Reed C (7)
|
PVFXFX |
|
52.14 |
- |
| 4 |
Landsman, Ezra C (7)
|
PVFISH |
51.89 |
53.28 |
1.39 |
| 5 |
Cotner Phillips, Mahina J (7)
|
PVFISH |
55.17 |
54.49 |
-0.68 |
| 6 |
Nguyen, Logan J (7)
|
PVPM |
55.09 |
55.52 |
0.43 |
| 7 |
Swemba, Carter B (7)
|
PVFISH |
1:03.13 |
56.42 |
-6.71 |
| 8 |
Young, Isaiah V (7)
|
PVFXFX |
|
57.54 |
- |
| 9 |
Saunders, Christian F (7)
|
PVPM |
|
59.44 |
- |
| 10 |
Wang, Ethan Y (7)
|
PVFISH |
1:23.24 |
1:11.67 |
-11.57 |
| 11 |
Murray, Oliver G (7)
|
PVPM |
|
1:22.90 |
- |