| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lopez, Olivia K (12)
|
MRPAC |
1:16.95 |
1:15.41 |
-1.54 |
| 2 |
Meyerhoeffer, Stella M (12)
|
MRSPAR |
1:17.59 |
1:15.64 |
-1.95 |
| 3 |
Lee, Michelle S (11)
|
MRPAC |
1:29.99 |
1:20.48 |
-9.51 |
| 4 |
Tallides, Eleni L (11)
|
NJWAVE |
1:22.71 |
1:23.33 |
0.62 |
| 5 |
Ratel, Brooklyn E (12)
|
MRIA |
1:26.16 |
1:24.22 |
-1.94 |
| 6 |
McKee, Yesenia A (11)
|
MRIA |
1:23.97 |
1:24.51 |
0.54 |
| 7 |
Desiderio, Sarah P (12)
|
MRUNSP |
1:23.58 |
1:25.84 |
2.26 |
| 8 |
Zhikharev, Alexandra (11)
|
NJWAVE |
1:27.90 |
1:27.73 |
-0.17 |
| 9 |
Adeshchenko, Maya (12)
|
MRRAC |
1:26.46 |
1:28.70 |
2.24 |
| 10 |
Shaw, Jessica M (11)
|
MRPAC |
1:27.47 |
1:29.47 |
2.00 |
| 11 |
Stromski, Madison L (12)
|
MRIA |
1:32.16 |
1:40.17 |
8.01 |