| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kuznetsova, Sofia A (12)
|
MRFREE |
1:09.57 |
1:10.55 |
0.98 |
| 2 |
Korenblit, Emily R (11)
|
MRFREE |
1:25.41 |
1:17.12 |
-8.29 |
| 3 |
Weil, Eleanor M (11)
|
MRBKR |
1:20.87 |
1:17.95 |
-2.92 |
| 4 |
Starodubtseva, Svetlana (11)
|
MRMPNY |
1:22.52 |
1:21.37 |
-1.15 |
| 5 |
Kokodyniak, Stella S (11)
|
MRBKR |
1:22.09 |
1:22.90 |
0.81 |
| 6 |
Isley, Aria S (12)
|
MRBKR |
1:23.06 |
1:23.39 |
0.33 |
| 7 |
Eldridge, Kayla (11)
|
NJWWAT |
1:28.98 |
1:23.99 |
-4.99 |
| 8 |
Ould Abbou, Amira (11)
|
MRFREE |
1:30.45 |
1:28.58 |
-1.87 |
| 9 |
Schulman, Maya L (11)
|
MRBKR |
1:34.90 |
1:30.95 |
-3.95 |
| 10 |
Munoz, Clara D (11)
|
MRBKR |
1:34.28 |
1:32.30 |
-1.98 |