| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Rigzin, Khando W (11)
|
MRLGAC |
1:14.58 |
1:12.45 |
-2.13 |
| 2 |
Minchala, Emily D (12)
|
MRFLY |
1:34.92 |
1:14.55 |
-20.37 |
| 3 |
Alexander, Ayla S (12)
|
MRLGAC |
1:18.34 |
1:15.13 |
-3.21 |
| 4 |
Wong, Madeleine C (12)
|
MRFLY |
|
1:16.51 |
- |
| 5 |
Udomsilp, Natalie (11)
|
MRLGAC |
1:19.46 |
1:20.05 |
0.59 |
| 6 |
O'Sullivan, Brinan K (12)
|
MRLGAC |
1:17.80 |
1:22.40 |
4.60 |
| 7 |
Leal, Jazmine (12)
|
MRRED |
1:32.20 |
1:22.72 |
-9.48 |
| 8 |
Beleffi, Bianca (12)
|
MRLGAC |
1:23.26 |
1:22.88 |
-0.38 |
| 9 |
Looi, Denise (12)
|
MRCIY |
1:28.31 |
1:23.97 |
-4.34 |
| 10 |
Qiu, Mia (12)
|
MRHYB |
|
1:27.02 |
- |
| 11 |
Fraczek, Matylda (11)
|
MRLGAC |
1:37.29 |
1:28.63 |
-8.66 |
| 12 |
Wegener, Alma (12)
|
MRHYB |
1:41.59 |
1:29.00 |
-12.59 |
| 13 |
Ostuni, Lia P (12)
|
MRHYB |
1:27.60 |
1:29.10 |
1.50 |
| 14 |
Stratton, Charlotte S (12)
|
MRHYB |
1:34.95 |
1:30.09 |
-4.86 |
| 15 |
Graham, Calliope L (11)
|
MRRED |
1:29.68 |
1:30.83 |
1.15 |
| 16 |
Charalambous, Olivia P (12)
|
MRHYB |
1:34.11 |
1:30.97 |
-3.14 |
| 17 |
Hahn, Alison M (12)
|
MRHYB |
1:47.21 |
1:35.65 |
-11.56 |
| 18 |
Callanan, Ciara M (12)
|
MRLGAC |
1:37.84 |
1:38.15 |
0.31 |
| 19 |
Belcher, Victoria E (11)
|
MRHYB |
2:03.92 |
1:38.16 |
-25.76 |
| 20 |
Shneerson, Ilona (12)
|
MRRED |
1:30.09 |
1:39.45 |
9.36 |
| 21 |
Prevatt- Dillah, Amelia N (12)
|
MRRED |
1:30.09 |
1:45.18 |
15.09 |
| 22 |
Briggs, Clara I (11)
|
MRRED |
1:40.09 |
1:47.01 |
6.92 |
| 23 |
Solly, Amaris (11)
|
MRFLY |
|
1:48.66 |
- |
| 24 |
Feledy, Sophia R (11)
|
MRHYB |
2:05.30 |
1:53.73 |
-11.57 |
|
Tsampas, Zoe A (12)
|
MRCIY |
1:53.27 |
DQ |
- |
|
Mani, Veda (12)
|
MRCIY |
1:40.00 |
NS |
- |