| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Chow, Olivia R (12)
|
NJBAC |
1:06.48 |
1:06.55 |
0.07 |
| 2 |
YU, Clara Y (12)
|
NJBAC |
1:14.17 |
1:11.81 |
-2.36 |
| 3 |
Adhikary, Alexia (12)
|
NJMDY |
1:14.28 |
1:15.75 |
1.47 |
| 4 |
Perrotti, Francesca C (11)
|
NJSCAR |
1:15.86 |
1:16.23 |
0.37 |
| 5 |
Falcon, Camille (12)
|
NJMDY |
1:14.28 |
1:17.09 |
2.81 |
| 6 |
Groh, Kyla C (12)
|
NJMDY |
1:16.65 |
1:17.33 |
0.68 |
| 7 |
Barisonek, Erin K (11)
|
NJBAC |
1:16.84 |
1:17.36 |
0.52 |
| 8 |
Cho, Mollie D (11)
|
NJSCAR |
1:19.36 |
1:18.08 |
-1.28 |
| 9 |
Li, Vienna l (12)
|
NJBAC |
1:21.49 |
1:19.86 |
-1.63 |
| 10 |
Jeon, Claire S (11)
|
NJBAC |
1:24.07 |
1:22.73 |
-1.34 |
| 11 |
Mellett, Maureen B (11)
|
NJMDY |
1:22.21 |
1:23.43 |
1.22 |
| 12 |
Temple-Weed, Freya N (11)
|
NJBAC |
1:35.24 |
1:24.36 |
-10.88 |
| 13 |
Feeney, Jordan H (12)
|
NJBAC |
1:20.87 |
1:24.78 |
3.91 |
| 14 |
Lu, Kacie (11)
|
NJMDY |
1:20.55 |
1:25.86 |
5.31 |
| 15 |
Bhagavathula, Anushka (12)
|
NJBAC |
1:25.83 |
1:26.08 |
0.25 |