| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Moane, Courtney (17)
|
MRTRI |
1:05.15 |
1:09.07 |
3.92 |
| 2 |
Guirre, Shaniya (16)
|
MRTRI |
1:10.90 |
1:09.71 |
-1.19 |
| 3 |
Cong, Lily A (15)
|
MRNYCC |
1:18.87 |
1:17.52 |
-1.35 |
| 4 |
Levey, Naomi S (17)
|
MRNYCC |
1:20.45 |
1:18.92 |
-1.53 |
| 5 |
Wofford, Alexandra R (15)
|
MRYFD |
1:19.23 |
1:19.41 |
0.18 |
| 6 |
McCafferty, Kathleen (15)
|
MRTRI |
1:22.08 |
1:19.68 |
-2.40 |
| 7 |
Eagan, Maria F (16)
|
MRYFD |
1:22.38 |
1:20.32 |
-2.06 |
| 8 |
Valadez, Ofelia M (17)
|
MRAPEX |
1:19.41 |
1:20.90 |
1.49 |
| 9 |
Nyquist, Hailey E (16)
|
MRTRI |
|
1:21.57 |
- |
| 10 |
Saunders, Phoebe L (15)
|
MRBKR |
1:20.00 |
1:21.88 |
1.88 |
| 11 |
Gonen, Selin (15)
|
MRYFD |
1:28.39 |
1:27.55 |
-0.84 |
| 12 |
McCafferty, Mary (15)
|
MRTRI |
1:32.81 |
1:27.82 |
-4.99 |
| 13 |
Gaouette, Leila B (15)
|
MRBKR |
1:25.00 |
1:29.60 |
4.60 |
| 14 |
Agarwal, Priya (15)
|
MRYFD |
1:29.18 |
1:30.41 |
1.23 |
| 15 |
Jones, Katharine E (16)
|
MRYFD |
1:28.02 |
1:32.17 |
4.15 |
| 16 |
Principe, Jesse (15)
|
MRBKR |
1:33.35 |
1:33.06 |
-0.29 |
| 17 |
Chabert, Kianna A (15)
|
MRAPEX |
1:35.69 |
1:35.99 |
0.30 |
| 18 |
Chavez, Gabrielle M (16)
|
MRAPEX |
1:58.18 |
1:58.16 |
-0.02 |