| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Meyer, Amelie G (12)
|
VACA-Y |
1:05.44 |
1:05.61 |
0.17 |
| 2 |
Ayres, Meghan D (11)
|
VACA-Y |
1:05.97 |
1:05.81 |
-0.16 |
| 3 |
Dunham, Lila A (12)
|
VAGATR |
1:04.81 |
1:06.24 |
1.43 |
| 4 |
Shopbell, Ava M (12)
|
VALY |
1:06.10 |
1:06.64 |
0.54 |
| 5 |
Browne, Virginia G (12)
|
VACA-Y |
1:06.66 |
1:09.19 |
2.53 |
| 6 |
King, Sedona N (11)
|
VACA-Y |
1:10.60 |
1:09.43 |
-1.17 |
| 7 |
Wang, Sophie W (11)
|
VASMAC |
1:11.92 |
1:09.68 |
-2.24 |
| 8 |
Loura, Elaina R (12)
|
VACA-Y |
1:13.81 |
1:09.91 |
-3.90 |
| 9 |
Contiliano, Claire A (12)
|
VACA-Y |
1:11.28 |
1:12.24 |
0.96 |
| 10 |
Shafer, Naomi R (12)
|
VAGATR |
1:11.99 |
1:12.91 |
0.92 |
| 11 |
Woodruff, Taylor A (11)
|
VALY |
1:13.98 |
1:13.47 |
-0.51 |
| 12 |
Strassheim, Clare E (11)
|
VACA-Y |
1:16.34 |
1:17.17 |
0.83 |
| 13 |
Pearson, Catherine I (12)
|
VASMAC |
|
1:19.48 |
- |
| 14 |
Mandujano, Liliana I (12)
|
VASMAC |
1:38.81 |
1:25.64 |
-13.17 |
| 15 |
Phillips, Willow N (11)
|
VASMAC |
|
1:26.46 |
- |
| 16 |
Gustafson, Zelynn C (12)
|
VALY |
|
1:37.79 |
- |
|
McCready, Charlotte G (11)
|
VABASS |
|
NS |
- |