| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ha, Kara (12)
|
MRLIFE |
1:15.13 |
1:15.92 |
0.79 |
| 2 |
Wiggins, Alayla (12)
|
MRKBM |
1:24.51 |
1:18.75 |
-5.76 |
| 3 |
Province, Shaye L (12)
|
MRASAP |
1:19.63 |
1:19.50 |
-0.13 |
| 4 |
Clarke, Kristina A (11)
|
MRCAS |
1:28.78 |
1:19.51 |
-9.27 |
| 5 |
Almanzar, Libertad (12)
|
MRUN |
1:20.53 |
1:22.76 |
2.23 |
| 6 |
Li, Claire (11)
|
MRCENT |
1:35.00 |
1:24.21 |
-10.79 |
| 7 |
Chatfield, Elizabeth N (12)
|
MRCAS |
1:19.98 |
1:24.59 |
4.61 |
| 8 |
Sanchez, Amya (12)
|
MRUN |
1:27.23 |
1:26.46 |
-0.77 |
| 9 |
Champagnie, Chanel (12)
|
MRKBM |
1:30.76 |
1:29.05 |
-1.71 |
| 10 |
Kizhnerman, Noa (11)
|
MRCENT |
1:30.00 |
1:31.76 |
1.76 |
| 11 |
Rodriguez, Isabella D (11)
|
MRKBM |
1:45.00 |
1:36.60 |
-8.40 |
| 12 |
Hidalgo, Ivanka (11)
|
MRUN |
1:39.76 |
1:36.62 |
-3.14 |
| 13 |
Plummer, Christina E (11)
|
MRASAP |
2:25.54 |
1:48.12 |
-37.42 |