| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Bodnar, Clara G (12)
|
NESSYS |
1:16.18 |
1:18.30 |
2.12 |
| 2 |
Bajer, Zuzanna K (12)
|
NEKCY |
1:24.37 |
1:22.31 |
-2.06 |
| 3 |
Dessy, Kaitlin L (11)
|
NESSYS |
1:24.15 |
1:24.68 |
0.53 |
| 4 |
Benarieb, Nora O (12)
|
NEMAL |
1:37.51 |
1:28.09 |
-9.42 |
| 5 |
Chiappetta, Katelyn R (12)
|
NEMACY |
1:30.99 |
1:28.81 |
-2.18 |
| 6 |
Entwistle, Zoe (11)
|
NEOCY |
|
1:29.03 |
- |
| 7 |
Ng, Isabelle (11)
|
NESSYS |
1:28.08 |
1:29.86 |
1.78 |
| 8 |
Chieng, Natasha (11)
|
NESSYS |
1:31.35 |
1:30.39 |
-0.96 |
| 9 |
Clements, Laura (12)
|
NEGR |
1:42.89 |
1:32.17 |
-10.72 |
| 10 |
Sanzone, Therese B (12)
|
NEMAL |
1:33.30 |
1:32.20 |
-1.10 |
| 11 |
Nansamba, Breana I (11)
|
NEMAL |
1:40.00 |
1:33.80 |
-6.20 |
| 12 |
Medaugh, Ava M (11)
|
NEHRY |
1:35.04 |
1:33.98 |
-1.06 |
| 13 |
Manger, Lula F (11)
|
NENBY |
1:41.12 |
1:34.03 |
-7.09 |
| 14 |
Kulp, Asha s (12)
|
NEHRY |
1:32.45 |
1:34.86 |
2.41 |
| 15 |
Yun, Alana H (10)
|
NESSYS |
1:36.39 |
1:34.90 |
-1.49 |
| 16 |
Truong, Elyssa (10)
|
NESSYS |
1:35.62 |
1:35.70 |
0.08 |
| 17 |
Davis, Amelia L (11)
|
NENBY |
1:39.90 |
1:37.35 |
-2.55 |
| 18 |
Adu-Gyamfi, Akosua M (10)
|
NEMGCB |
1:41.07 |
1:37.36 |
-3.71 |
| 19 |
Steinbergher, Cara A (10)
|
NESSYS |
1:36.44 |
1:38.47 |
2.03 |
| 20 |
Muyamina, Cecile (12)
|
NEOCY |
|
1:38.71 |
- |
| 21 |
Nussbaum, Bridget A (10)
|
NESSYS |
2:10.21 |
1:40.95 |
-29.26 |
| 22 |
Malanowski, McKenna A (12)
|
NEHYV |
1:41.55 |
1:45.10 |
3.55 |
| 23 |
Cohen, Maya (12)
|
NEMGCB |
1:47.70 |
1:50.62 |
2.92 |
| 24 |
Krause, Delaney R (10)
|
NESSYS |
1:49.82 |
1:51.43 |
1.61 |
| 25 |
Maher, Morgan (10)
|
NEOCY |
|
1:53.45 |
- |
| 26 |
Rigaud, Sophie L (10)
|
NESSYS |
2:17.70 |
1:53.67 |
-24.03 |
| 27 |
Russo, Lucy P (9)
|
NESSYS |
|
1:59.15 |
- |