| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Barcia, Caroline E (12)
|
VACA-Y |
1:10.42 |
1:10.55 |
0.13 |
| 2 |
Nolde, Anna E (11)
|
VACA-Y |
1:10.23 |
1:10.70 |
0.47 |
| 3 |
Contiliano, Anna J (12)
|
VACA-Y |
1:12.54 |
1:12.66 |
0.12 |
| 4 |
Pineda, Danna C (12)
|
VALY |
1:14.97 |
1:15.20 |
0.23 |
| 5 |
Merinar, Cassandra C (12)
|
UN-S |
1:16.67 |
1:15.75 |
-0.92 |
| 6 |
Dolinger, Delila G (12)
|
VACA-Y |
1:16.24 |
1:17.81 |
1.57 |
| 7 |
Fuller, Anneliese V (12)
|
VACA-Y |
1:18.64 |
1:18.83 |
0.19 |
| 8 |
Pennington, Elaina M (11)
|
VALY |
1:20.80 |
1:18.90 |
-1.90 |
| 9 |
Eiban, Emerson N (12)
|
VALY |
1:23.51 |
1:22.16 |
-1.35 |
| 10 |
Altice, Caitlyn M (12)
|
VAFCFY |
1:26.47 |
1:22.48 |
-3.99 |
| 11 |
Smith, Adalynn K (12)
|
VALY |
1:21.79 |
1:23.24 |
1.45 |
| 12 |
Holt, Kenleigh M (12)
|
VALY |
1:23.22 |
1:24.62 |
1.40 |
| 13 |
Nelson, Caroline E (11)
|
VALY |
1:35.61 |
1:25.74 |
-9.87 |
| 14 |
Abney, Paige (11)
|
VAVABR |
1:23.77 |
1:25.76 |
1.99 |
| 15 |
Tuck, Kinley G (12)
|
VALY |
1:23.88 |
1:26.62 |
2.74 |
| 16 |
Henderson, Cheyanne J (11)
|
VALY |
1:39.75 |
1:29.17 |
-10.58 |
| 18 |
Akershoek, Tessa R (11)
|
VALY |
1:27.32 |
1:29.84 |
2.52 |
| 19 |
Shinkle, Ella R (11)
|
VALY |
1:31.01 |
1:30.69 |
-0.32 |
| 20 |
Hermosa, Ellington I (12)
|
VALY |
|
1:32.84 |
- |
| 21 |
Wu, Karis S (11)
|
VALY |
1:46.02 |
1:38.07 |
-7.95 |
| 22 |
Crim, Julia L (11)
|
VALY |
1:32.81 |
1:40.02 |
7.21 |
| 24 |
Keith, Mia G (12)
|
VALY |
1:39.64 |
1:49.19 |
9.55 |