| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Davis, Grey T (15)
|
VACA-Y |
54.72 |
57.08 |
2.36 |
| 2 |
Bradley, Isabelle B (17)
|
VACA-Y |
53.93 |
58.82 |
4.89 |
| 3 |
Addison, Julia I (16)
|
VACA-Y |
57.48 |
59.13 |
1.65 |
| 4 |
McCardle, Grace H (15)
|
VACA-Y |
58.97 |
1:00.74 |
1.77 |
| 5 |
Judy, Emily A (14)
|
VALY |
59.31 |
1:01.98 |
2.67 |
| 6 |
Nicholson, Lucille I (14)
|
VACA-Y |
1:01.45 |
1:03.12 |
1.67 |
| 7 |
Fix, Cayden M (16)
|
VACA-Y |
1:00.96 |
1:03.69 |
2.73 |
| 8 |
Van Beek, Josefine S (16)
|
VACA-Y |
1:02.30 |
1:03.82 |
1.52 |
| 9 |
Fleenor, Elizabeth G (16)
|
VAVABR |
1:02.70 |
1:08.16 |
5.46 |
| 10 |
Kovarik, Katherine A (14)
|
VALY |
1:07.96 |
1:11.99 |
4.03 |
| 11 |
Judy, Olivia C (13)
|
VALY |
1:12.23 |
1:13.00 |
0.77 |
| 12 |
Mills, Anna M (14)
|
VALY |
1:12.94 |
1:15.26 |
2.32 |
| 13 |
Becks, Jaeanah Z (14)
|
VAVABR |
1:21.84 |
1:22.21 |
0.37 |
| 14 |
Cook, Stella C (17)
|
VALY |
1:28.28 |
1:28.63 |
0.35 |
|
Russell, Caroline H (17)
|
VALY |
1:01.59 |
NS |
- |