| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Park, Cadence V (11)
|
MRYFD |
1:15.24 |
1:17.19 |
1.95 |
| 2 |
Galimi, Alexa A (11)
|
MRBAD |
1:21.13 |
1:20.96 |
-0.17 |
| 3 |
Wu, Lora W (11)
|
MRYFD |
1:23.21 |
1:22.68 |
-0.53 |
| 4 |
Schlereth, Emily T (11)
|
MRCOND |
1:28.91 |
1:26.77 |
-2.14 |
| 5 |
Gourevitch, Olivia K (11)
|
MRBAD |
1:29.18 |
1:26.99 |
-2.19 |
| 6 |
Healy, Claire K (11)
|
MRYFD |
1:32.51 |
1:29.75 |
-2.76 |
| 7 |
Spartioti, Maria E (11)
|
MRYFD |
1:28.10 |
1:30.40 |
2.30 |
| 8 |
McLoughlin, McKayla E (11)
|
MRBAD |
1:30.99 |
1:31.05 |
0.06 |
| 9 |
Zhu, Allison (11)
|
MRYFD |
1:32.82 |
1:32.07 |
-0.75 |
| 10 |
Anderson, Ava (11)
|
NJSCY |
1:33.77 |
1:32.66 |
-1.11 |
| 11 |
Masella, Catherine R (11)
|
MRYFD |
1:32.27 |
1:34.45 |
2.18 |
| 12 |
Armstrong, Niamh I (11)
|
MRBAD |
1:48.57 |
1:39.34 |
-9.23 |
| 13 |
McGlynn, Monica C (11)
|
MRBAD |
1:39.79 |
1:40.35 |
0.56 |
| 14 |
Uhlir, Celestina L (11)
|
MRYFD |
1:43.80 |
1:42.88 |
-0.92 |
| 15 |
Chen, Madeleine R (11)
|
MRCOND |
1:46.08 |
1:47.04 |
0.96 |
| 16 |
Lauprete, Mathilde M (11)
|
MRYFD |
|
1:51.24 |
- |
| 17 |
Wilkinson, Eve (11)
|
NJSCY |
|
1:52.19 |
- |
| 18 |
Friedman, Dina M (11)
|
MRCOND |
|
1:53.80 |
- |
| 19 |
Zhu, Natalie H (11)
|
MRCOND |
|
1:59.06 |
- |