| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pfisterer, Brooke E (17)
|
MRSSC |
1:10.62 |
1:13.60 |
2.98 |
| 2 |
Healy, Sierra (17)
|
MRHYB |
1:10.01 |
1:14.00 |
3.99 |
| 3 |
Raber, Julia (16)
|
MRENAC |
1:17.43 |
1:16.61 |
-0.82 |
| 4 |
Apfaltrer, Isabella E (15)
|
MRYMID |
|
1:23.12 |
- |
| 5 |
Zunich, Daniela (17)
|
MRHAUP |
1:15.76 |
1:24.24 |
8.48 |
| 6 |
Bruder, Grace K (15)
|
MRHAUP |
1:21.78 |
1:25.16 |
3.38 |
| 7 |
Mahady, Madison G (15)
|
MRSSC |
1:31.39 |
1:29.45 |
-1.94 |
| 8 |
Santagata, Victoria E (15)
|
MRSSC |
1:30.59 |
1:30.62 |
0.03 |
| 9 |
Palmer, Keira (15)
|
MRYMID |
|
1:33.39 |
- |
| 10 |
Carmona Szafranska, Rocio (14)
|
MRURIM |
2:10.00 |
1:42.72 |
-27.28 |
| 11 |
Rhonemus, Julianna (16)
|
MRHYB |
1:40.00 |
1:54.68 |
14.68 |