| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wong, Kelly M (14)
|
MRAPEX |
1:12.91 |
1:12.09 |
-0.82 |
| 2 |
Wong, Kristen A (14)
|
MRAPEX |
1:12.15 |
1:12.60 |
0.45 |
| 3 |
Mulakandov, Raquel (14)
|
MRQNS |
1:14.74 |
1:14.14 |
-0.60 |
| 4 |
Marcotullio, Isabella X (14)
|
MRRED |
1:18.19 |
1:15.25 |
-2.94 |
| 5 |
Litovskiy, Mikaela A (13)
|
MRFREE |
1:16.40 |
1:16.36 |
-0.04 |
| 6 |
Willscher, Talia (13)
|
MRMAKO |
1:14.12 |
1:17.98 |
3.86 |
| 7 |
Musslewhite, Lola (13)
|
MRRED |
1:21.70 |
1:19.99 |
-1.71 |
| 8 |
Hegedus, Leda (13)
|
MRRED |
1:22.04 |
1:20.25 |
-1.79 |
| 9 |
Marte, Ashley (13)
|
MRRED |
1:20.99 |
1:21.33 |
0.34 |
| 10 |
Gonen, Selin (14)
|
MRYFD |
1:17.83 |
1:22.32 |
4.49 |
| 11 |
Carss, Cali M (13)
|
MRASAP |
1:22.32 |
1:24.13 |
1.81 |
| 12 |
Dansker, Renee M (14)
|
MRCIY |
1:25.89 |
1:25.82 |
-0.07 |
| 13 |
Canon, Nicole (13)
|
MRUN |
1:26.87 |
1:27.18 |
0.31 |
| 14 |
Perez, Nicole (14)
|
MRRED |
1:25.11 |
1:27.75 |
2.64 |
| 15 |
Zhou, Catherine (14)
|
MRFREE |
1:36.94 |
1:28.51 |
-8.43 |
| 16 |
Dyce, Aniesha (14)
|
MRASAP |
1:20.68 |
1:31.97 |
11.29 |
| 17 |
Sheran, Samantha (14)
|
MRASAP |
1:39.94 |
1:37.98 |
-1.96 |
| 18 |
Lukenich, Eila A (13)
|
MRASAP |
|
1:47.23 |
- |
|
Melecio, Madison (14)
|
MRUN |
1:51.53 |
DQ |
- |