| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kim, Catherine (11)
|
ADSCHE |
1:17.71 |
1:14.16 |
-3.55 |
| 2 |
Rio, Willa K (12)
|
ADNHA |
1:17.05 |
1:17.44 |
0.39 |
| 3 |
Relyea, Cadence G (12)
|
ADDELM |
1:18.76 |
1:17.98 |
-0.78 |
| 4 |
McCarthy, Ella I (12)
|
ADNHA |
1:19.65 |
1:18.11 |
-1.54 |
| 5 |
Forstell, Abigail D (12)
|
ADHAWK |
1:23.38 |
1:19.18 |
-4.20 |
| 6 |
Rogowski, Isabella S (12)
|
ADSCHE |
1:24.97 |
1:19.60 |
-5.37 |
| 7 |
Allinson, Jane M (11)
|
ADDELM |
1:18.55 |
1:19.85 |
1.30 |
| 8 |
Taylor, Natalie (12)
|
ADSCHE |
1:22.14 |
1:20.58 |
-1.56 |
| 9 |
Walmsley, Lauren M (12)
|
ADCPP |
1:20.90 |
1:22.16 |
1.26 |
| 10 |
Attia, Laila M (11)
|
ADSCHE |
1:22.63 |
1:23.03 |
0.40 |
| 11 |
Strickler, Carolyn M (11)
|
ADSCHE |
1:23.79 |
1:23.49 |
-0.30 |
| 12 |
Harpootlian, Leah C (11)
|
ADCPP |
1:21.39 |
1:24.46 |
3.07 |
| 13 |
Durfee, Emily G (12)
|
ADSCHE |
1:28.20 |
1:25.91 |
-2.29 |
| 14 |
Padula, Emma R (12)
|
ADDELM |
1:21.91 |
1:29.31 |
7.40 |
| 15 |
Laurie, Makena G (11)
|
ADHAWK |
1:25.74 |
1:29.79 |
4.05 |
| 16 |
Toomajian, Stella T (12)
|
ADUSAM |
1:34.60 |
1:35.62 |
1.02 |
| 17 |
Luley, Mya E (12)
|
ADNHA |
1:36.77 |
1:40.31 |
3.54 |
| 18 |
Haug, Leah S (12)
|
ADSCHE |
1:54.68 |
1:50.79 |
-3.89 |