| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wang, Emma L (12)
|
MRAPEX |
1:20.05 |
1:20.20 |
0.15 |
| 2 |
Wozniak, Caroline (11)
|
MRLIFE |
1:21.01 |
1:20.61 |
-0.40 |
| 3 |
Doyle, Sonia (11)
|
MRCAS |
1:21.70 |
1:21.78 |
0.08 |
| 4 |
Walsh, Alina (12)
|
MRAPEX |
1:30.39 |
1:21.97 |
-8.42 |
| 5 |
Sy, Kristina (11)
|
MRCENT |
1:26.13 |
1:23.35 |
-2.78 |
| 6 |
Samuel, Makayla (11)
|
MRHES |
1:28.71 |
1:26.15 |
-2.56 |
| 7 |
Hatcher-Miranda, Ava (11)
|
MRAPEX |
1:24.37 |
1:26.49 |
2.12 |
| 8 |
Vieira, Sara E (11)
|
MRCOND |
1:31.49 |
1:27.50 |
-3.99 |
| 9 |
Hatcher-Miranda, Noelle (11)
|
MRAPEX |
1:29.26 |
1:27.66 |
-1.60 |
| 10 |
De Braganca, Leela (12)
|
MRMAKO |
1:35.63 |
1:27.84 |
-7.79 |
| 11 |
Nichols, Riley (11)
|
MRMAKO |
1:28.49 |
1:28.17 |
-0.32 |
| 12 |
Lizzi, Beatrice (11)
|
MRMAKO |
1:36.65 |
1:28.59 |
-8.06 |
| 13 |
Fodor, Klaudia L (11)
|
MRUN |
1:33.11 |
1:28.99 |
-4.12 |
| 14 |
Schulman, Maya L (11)
|
MRBKR |
1:28.40 |
1:29.08 |
0.68 |
| 15 |
Wozniak, Natalie (11)
|
MRLIFE |
1:30.59 |
1:29.46 |
-1.13 |
| 16 |
Riggs, Evelyn (11)
|
MRMAKO |
1:33.72 |
1:29.91 |
-3.81 |
| 17 |
Weiss, Ella (11)
|
MRMAKO |
1:41.63 |
1:30.36 |
-11.27 |
| 18 |
Oyola, Edalene F (12)
|
MRKBM |
1:25.37 |
1:30.55 |
5.18 |
| 19 |
Brown, Victoria T (11)
|
MRRED |
1:32.51 |
1:30.83 |
-1.68 |
| 20 |
Kamdang, Leila (11)
|
MRMAKO |
1:28.17 |
1:31.41 |
3.24 |
| 21 |
Farbman, Malin S (12)
|
MRMAKO |
1:33.31 |
1:32.83 |
-0.48 |
| 22 |
Bagwell, Rosie (11)
|
MRLIFE |
1:38.35 |
1:33.24 |
-5.11 |
| 23 |
Rapley, Lucia (11)
|
MRRED |
1:34.82 |
1:33.42 |
-1.40 |
| 24 |
Lin, Priscilla (11)
|
MRST |
1:32.82 |
1:33.59 |
0.77 |
| 25 |
Kwok, Emma (12)
|
MRCENT |
1:41.58 |
1:34.07 |
-7.51 |
| 26 |
Astrinsky, Netanela L (11)
|
MRBKR |
1:33.75 |
1:34.08 |
0.33 |
| 27 |
Benson, Juliet (11)
|
MRMAKO |
1:33.88 |
1:34.24 |
0.36 |
| 28 |
Crawford, Zara J (12)
|
MRCOND |
1:45.66 |
1:35.85 |
-9.81 |
| 29 |
Paiva, Eva (11)
|
MRMAKO |
1:44.47 |
1:36.61 |
-7.86 |
| 30 |
Mai, Naida (12)
|
MRST |
1:32.60 |
1:36.92 |
4.32 |
| 31 |
Pelson, Jaden A (11)
|
MRBKR |
1:35.79 |
1:38.59 |
2.80 |
| 32 |
Knudsen, Grace E (11)
|
MRFREE |
1:41.60 |
1:38.91 |
-2.69 |
| 33 |
Passos, Camila (12)
|
MRRED |
1:43.61 |
1:40.84 |
-2.77 |
| 34 |
Bailey, Rheinai (12)
|
MRNFS |
1:55.10 |
1:46.66 |
-8.44 |
| 35 |
Tang, Elizabeth C (11)
|
MRCENT |
2:02.59 |
1:51.13 |
-11.46 |
| 36 |
Chaki, Uma (11)
|
MRMAKO |
1:55.85 |
1:58.88 |
3.03 |
| 37 |
Hurt, Sophia (11)
|
MRAPEX |
2:05.17 |
2:02.84 |
-2.33 |
| 38 |
Subero, Eden S (11)
|
MRKBM |
2:08.25 |
2:14.12 |
5.87 |
| 39 |
Johnson, Jo'Liyah (12)
|
MRAPEX |
2:10.56 |
2:24.59 |
14.03 |