| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Meadows, Libby G (10)
|
PVFXFX |
1:18.69 |
1:17.23 |
-1.46 |
| 2 |
Taphorn, Genevieve F (10)
|
PVFXFX |
1:17.41 |
1:17.43 |
0.02 |
| 3 |
Kollman, Hayden A (10)
|
PVSNOW |
|
1:18.52 |
- |
| 4 |
Kostova, Gabriela H (9)
|
PVPM |
1:22.27 |
1:24.65 |
2.38 |
| 5 |
Don, Audrey H (10)
|
PVPM |
1:23.57 |
1:26.97 |
3.40 |
| 6 |
Julien, Paige D (10)
|
PVSNOW |
|
1:27.61 |
- |
| 7 |
Jia, Nora T (8)
|
PVDRAG |
|
1:28.18 |
- |
| 8 |
Brittain, Charlotte R (10)
|
PVAAC |
1:44.99 |
1:28.83 |
-16.16 |
| 9 |
Voltz Puig De La Bel, Alexan (10)
|
PVSNOW |
1:33.39 |
1:32.10 |
-1.29 |
| 10 |
Pozo, Josephine A (7)
|
PVHACC |
|
1:37.63 |
- |
| 11 |
Walker, Ava A (8)
|
PVFXFX |
1:36.87 |
1:40.23 |
3.36 |