| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Huenefeld, Sadie J (11)
|
LABAC |
1:17.07 |
1:13.48 |
-3.59 |
| 2 |
Booth, Leann K (12)
|
LACLAC |
1:16.59 |
1:13.65 |
-2.94 |
| 3 |
Drozdz, Julia B (12)
|
LARRAC |
1:18.54 |
1:15.96 |
-2.58 |
| 4 |
Roper, Claire M (11)
|
LARRAC |
1:17.90 |
1:17.00 |
-0.90 |
| 5 |
Hamilton, Isabella E (12)
|
LACLAC |
1:19.88 |
1:19.12 |
-0.76 |
| 6 |
Taylor, Alexandra K (11)
|
LARRAC |
|
1:20.39 |
- |
| 7 |
Huenefeld, Mary E (12)
|
LABAC |
1:19.62 |
1:20.72 |
1.10 |
| 8 |
Garsee, Taylor A (12)
|
LACOSS |
1:22.14 |
1:21.74 |
-0.40 |
| 9 |
McElroy, Catherine A (11)
|
LARRAC |
1:26.06 |
1:21.78 |
-4.28 |
| 10 |
Boersma, Kate C (11)
|
LABAC |
1:26.35 |
1:21.86 |
-4.49 |
| 11 |
Trutschl, Maya J (11)
|
LARRAC |
1:33.26 |
1:25.45 |
-7.81 |
| 12 |
Jones, Mckenzie O (12)
|
LABAC |
1:29.51 |
1:27.61 |
-1.90 |
| 13 |
Moreau, Meaghan L (11)
|
LABAC |
1:33.26 |
1:28.51 |
-4.75 |
| 14 |
Glass, Ella A (11)
|
LACOSS |
1:25.28 |
1:30.63 |
5.35 |
| 15 |
Smith, Arden B (11)
|
LARRAC |
1:37.78 |
1:33.81 |
-3.97 |
|
Quinlan, Riley A (12)
|
LACOSS |
1:26.93 |
NS |
- |