| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Berg, Madeline M (12)
|
AMSFAC |
1:20.33 |
1:15.03 |
-5.30 |
| 2 |
Massella, Mollie J (11)
|
AMSRST |
1:19.48 |
1:16.02 |
-3.46 |
| 3 |
Schrecongost, Kira M (12)
|
AMKW |
1:18.92 |
1:19.05 |
0.13 |
| 4 |
Ricciuti, Giuliana L (12)
|
AMSPY |
1:27.50 |
1:19.48 |
-8.02 |
| 5 |
Gotaskie, Mary C (12)
|
AMJCCS |
1:42.11 |
1:20.19 |
-21.92 |
| 6 |
Dietz, Sonya E (12)
|
AMSVSC |
1:26.91 |
1:23.06 |
-3.85 |
| 7 |
Sterlitz, Amara N (12)
|
AMFAST |
1:19.94 |
1:23.15 |
3.21 |
| 8 |
Huang, Rayna L (11)
|
AMKW |
1:38.02 |
1:24.32 |
-13.70 |
| 9 |
Tweed, Abigail G (12)
|
AMBCAT |
1:40.11 |
1:32.89 |
-7.22 |
| 10 |
Alexander, Gabrielle C (12)
|
AMSVSC |
1:49.12 |
1:35.83 |
-13.29 |
| 11 |
Chen, Ally Y (12)
|
AMPTSC |
2:02.33 |
1:42.36 |
-19.97 |
| 12 |
Augustynowicz, Macie A (11)
|
AMPTSC |
1:32.19 |
1:42.60 |
10.41 |
| 13 |
Rothrock, Lena R (12)
|
AMSVSC |
1:53.29 |
1:45.78 |
-7.51 |
| 14 |
Pryke, Abigail E (12)
|
AMBWA |
1:49.16 |
1:50.38 |
1.22 |
| 15 |
Schwendemann, Lola P (11)
|
AMSVSC |
1:58.46 |
1:52.02 |
-6.44 |
| 16 |
Adzogba, Aiyanna A (11)
|
AMWHAT |
2:02.69 |
2:02.77 |
0.08 |
| 17 |
Hensberger, Emma A (12)
|
AMSVSC |
2:14.57 |
2:08.32 |
-6.25 |
|
Greene, Emma M (12)
|
AMBCAT |
1:29.99 |
DQ |
- |