| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Turnbull, Hayden R (12)
|
MRBAD |
1:07.53 |
1:07.92 |
0.39 |
| 2 |
Ziegler, Reya E (12)
|
MREAST |
1:18.74 |
1:12.82 |
-5.92 |
| 3 |
McGlynn, Elena M (11)
|
MRBAD |
1:26.39 |
1:16.13 |
-10.26 |
| 4 |
Tait, Charlotte J (11)
|
CTGRYM |
1:18.61 |
1:17.08 |
-1.53 |
| 5 |
Chang, Barbara A (12)
|
MREAST |
1:22.13 |
1:18.56 |
-3.57 |
| 6 |
Lee, Kalani R (11)
|
MRBAD |
1:18.49 |
1:18.75 |
0.26 |
| 7 |
Dennis, Ellen E (11)
|
CTGRYM |
1:28.27 |
1:21.07 |
-7.20 |
| 8 |
Black, Beatrice D (11)
|
MRBAD |
1:22.46 |
1:23.89 |
1.43 |
| 9 |
McCauley, Siobhan E (12)
|
CTGRYM |
1:22.74 |
1:23.99 |
1.25 |
| 10 |
Di Domenico, Ellie B (11)
|
MREAST |
1:30.58 |
1:26.38 |
-4.20 |
| 11 |
Henkes, Julia E (11)
|
CTGRYM |
1:28.32 |
1:27.00 |
-1.32 |
| 12 |
O'Donnell, Keira T (11)
|
CTGRYM |
1:28.54 |
1:28.71 |
0.17 |
| 13 |
Wepman, Finley B (11)
|
MREAST |
1:30.89 |
1:32.39 |
1.50 |
| 14 |
McClinchy, Stella B (11)
|
MREAST |
1:36.96 |
1:35.80 |
-1.16 |
| 15 |
Faulkner, Sofia R (11)
|
MREAST |
1:34.74 |
1:36.99 |
2.25 |
| 16 |
Hong, Lauren (12)
|
CTGRYM |
1:34.11 |
1:38.39 |
4.28 |
| 17 |
Harris, Giana M (11)
|
MREAST |
1:42.57 |
1:44.12 |
1.55 |
|
Krogsgaard, Astrid G (12)
|
MREAST |
1:27.16 |
DQ |
- |