| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Vanyo, Athena A (17)
|
VACA-Y |
54.33 |
56.52 |
2.19 |
| 2 |
Fuller, Abigail B (17)
|
VAACAC |
56.13 |
57.76 |
1.63 |
| 3 |
Huang, Avery Z (16)
|
VACA-Y |
56.68 |
1:00.39 |
3.71 |
| 4 |
Fleenor, Anna Clare C (18)
|
VAVABR |
58.95 |
1:01.91 |
2.96 |
| 5 |
Smith, Morgan V (16)
|
VAVABR |
1:01.97 |
1:02.86 |
0.89 |
| 6 |
Yu, Sophia (17)
|
VACA-Y |
57.98 |
1:03.27 |
5.29 |
| 7 |
Wells, Madelyn I (16)
|
VACA-Y |
58.55 |
1:04.35 |
5.80 |
| 8 |
Samuels, Charlotte G (15)
|
VABASS |
1:01.63 |
1:05.64 |
4.01 |
| 9 |
Fix, Cayden M (15)
|
VACA-Y |
1:03.37 |
1:05.94 |
2.57 |
| 10 |
Warren, Grace K (16)
|
VALY |
1:03.44 |
1:06.00 |
2.56 |
| 11 |
Dojack, Eliah G (15)
|
VAACAC |
1:09.16 |
1:09.79 |
0.63 |
| 12 |
Jablonski, Lily E (15)
|
VALY |
1:08.05 |
1:14.40 |
6.35 |
| 13 |
Dodge, Sophie G (16)
|
VALY |
1:14.74 |
1:18.31 |
3.57 |
|
Shannon, Hannah M (15)
|
VACA-Y |
1:04.95 |
DQ |
- |
|
Phillips, Casey R (17)
|
VACA-Y |
59.82 |
NS |
- |