| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Sturek, Lily S (12)
|
VACA-Y |
1:06.13 |
1:07.08 |
0.95 |
| 2 |
Maynard, Addison F (11)
|
VACA-Y |
1:11.99 |
1:12.49 |
0.50 |
| 3 |
Merinar, Cassandra C (12)
|
UN-S |
1:13.80 |
1:12.64 |
-1.16 |
| 4 |
Contiliano, Anna J (12)
|
VACA-Y |
1:14.36 |
1:12.66 |
-1.70 |
| 5 |
Dolinger, Delila G (12)
|
VACA-Y |
1:15.79 |
1:15.96 |
0.17 |
| 6 |
Baker, Olivia R (12)
|
VACA-Y |
1:15.02 |
1:17.21 |
2.19 |
| 7 |
Pennington, Elaina M (11)
|
VALY |
1:16.88 |
1:17.41 |
0.53 |
| 8 |
Pineda, Danna C (12)
|
VALY |
1:22.83 |
1:18.75 |
-4.08 |
| 9 |
Nelson, Caroline E (11)
|
VALY |
1:20.41 |
1:20.45 |
0.04 |
| 10 |
Beauchamp, Caroline (12)
|
VAFCFY |
1:19.92 |
1:22.96 |
3.04 |
| 11 |
Tuck, Kinley G (12)
|
VALY |
1:31.60 |
1:24.46 |
-7.14 |
| 13 |
Henderson, Cheyanne J (11)
|
VALY |
1:32.29 |
1:24.86 |
-7.43 |
| 14 |
Eiban, Emerson N (12)
|
VALY |
1:25.64 |
1:25.42 |
-0.22 |
| 15 |
Altice, Caitlyn M (12)
|
VAFCFY |
1:26.71 |
1:26.65 |
-0.06 |
| 16 |
Akershoek, Tessa R (11)
|
VALY |
1:26.53 |
1:26.79 |
0.26 |
| 17 |
Korby, Evangeline M (12)
|
VALY |
1:28.46 |
1:28.11 |
-0.35 |
| 18 |
Speakes, Shelton S (12)
|
VALY |
1:33.52 |
1:31.02 |
-2.50 |
| 20 |
Kendall, Eva B (12)
|
VALY |
1:34.31 |
1:38.58 |
4.27 |
| 21 |
Shinkle, Ella R (11)
|
VALY |
1:31.82 |
1:40.05 |
8.23 |
| 22 |
Wu, Karis S (11)
|
VALY |
1:37.66 |
1:43.12 |
5.46 |
| 23 |
Lewis, Hannah P (11)
|
VALY |
1:52.70 |
1:51.92 |
-0.78 |
| 24 |
Keith, Mia G (12)
|
VALY |
1:53.00 |
1:55.79 |
2.79 |
|
Crim, Julia L (11)
|
VALY |
1:47.40 |
DQ |
- |