| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
McMahon, Reilly E (8)
|
MRWISC |
45.98 |
46.15 |
0.17 |
| 2 |
Kofsky, Alexandra I (7)
|
MRWISC |
55.81 |
54.58 |
-1.23 |
| 3 |
Hally, Madelyn E (8)
|
MRNDAC |
1:00.88 |
56.72 |
-4.16 |
| 4 |
Figueroa, Ximena (6)
|
MRMHHW |
56.03 |
56.91 |
0.88 |
| 5 |
Wang, Qifei (6)
|
MRRFAC |
|
59.59 |
- |
| 6 |
Cabrera-Zavala, Allison (7)
|
MRMHHW |
1:00.84 |
1:00.81 |
-0.03 |
| 7 |
Zhang, Roslyn Z (6)
|
MRRFAC |
1:10.58 |
1:02.76 |
-7.82 |
| 8 |
Vollmer, Elizabeth H (7)
|
MRRFAC |
|
1:06.22 |
- |
| 9 |
Brink, Sarah R (7)
|
MRWISC |
1:23.84 |
1:06.39 |
-17.45 |
| 10 |
Stanton-Barnett, Baylee M (6)
|
MRWISC |
1:05.90 |
1:12.08 |
6.18 |
| 11 |
Cullen, Moxie J (5)
|
MRWISC |
1:26.99 |
1:27.39 |
0.40 |