| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Huber, Lucy R (8)
|
MRNDAC |
47.11 |
46.95 |
-0.16 |
| 2 |
McMahon, Reilly E (8)
|
MRWISC |
53.74 |
1:00.45 |
6.71 |
| 3 |
Amrod, Serena A (8)
|
MRNDAC |
1:30.11 |
1:03.36 |
-26.75 |
| 4 |
Hally, Madelyn E (8)
|
MRNDAC |
1:23.44 |
1:16.63 |
-6.81 |
| 5 |
Wang, Qifei (6)
|
MRRFAC |
|
1:20.46 |
- |
| 6 |
Stanton-Barnett, Baylee M (6)
|
MRWISC |
1:18.77 |
1:24.06 |
5.29 |
| 7 |
Cabrera-Zavala, Allison (7)
|
MRMHHW |
1:23.15 |
1:24.82 |
1.67 |
| 8 |
Cassel, Juliette L (6)
|
MRPBAC |
1:20.13 |
1:27.18 |
7.05 |
|
Forger, Chloe (8)
|
MRCFJV |
|
DQ |
- |
|
Lienau, Astrid (7)
|
MRCFJV |
|
DQ |
- |
|
Catenacci, Emma E (8)
|
MRNDAC |
1:35.11 |
DQ |
- |
|
Zhang, Roslyn Z (6)
|
MRRFAC |
|
DQ |
- |
|
Cullen, Moxie J (5)
|
MRWISC |
|
DQ |
- |