| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Reilly, Fiona K (11)
|
NISTAR |
1:13.57 |
1:14.26 |
0.69 |
| 2 |
Barros, Rachel (11)
|
NIUN |
|
1:14.60 |
- |
| 3 |
Adamczyk, Gabrielle J (11)
|
NICLSC |
1:15.73 |
1:14.75 |
-0.98 |
| 4 |
McKinney, Madison N (11)
|
NICLSC |
1:15.76 |
1:18.60 |
2.84 |
| 5 |
Mintz, Vanessa M (11)
|
NICLSC |
1:21.95 |
1:23.94 |
1.99 |
| 6 |
Wands, Amelia G (11)
|
NIVELO |
1:28.23 |
1:24.32 |
-3.91 |
| 7 |
Barillari, Emma (11)
|
NIVELO |
1:29.48 |
1:25.02 |
-4.46 |
| 8 |
Philbrick, Mylie E (11)
|
NIVELO |
1:24.22 |
1:25.19 |
0.97 |
| 9 |
Vogt, Grace A (11)
|
NISTAR |
1:31.71 |
1:25.43 |
-6.28 |
| 10 |
Gentile, Olivia (11)
|
NIVELO |
1:42.83 |
1:28.96 |
-13.87 |
| 11 |
Cotter, Keara L (11)
|
NISTAR |
1:28.79 |
1:29.16 |
0.37 |
| 12 |
Moldenhauer, Paige A (11)
|
NIEAST |
1:33.83 |
1:33.33 |
-0.50 |
| 13 |
Seelig, Jenna N (11)
|
NICLSC |
1:38.33 |
1:33.34 |
-4.99 |
| 14 |
Booth, Sophia A (11)
|
NISTAR |
|
1:37.72 |
- |
| 15 |
Battistoni, Grace L (11)
|
NIVELO |
1:35.84 |
1:38.97 |
3.13 |
| 16 |
Harrison, Ella C (11)
|
NICLSC |
|
1:39.75 |
- |
| 17 |
Schaefer, Grace I (11)
|
NIEAST |
2:00.94 |
1:43.63 |
-17.31 |
| 18 |
Humphries, Hayden S (11)
|
NICLSC |
1:43.18 |
1:43.72 |
0.54 |
| 19 |
Brassard, Addison G (11)
|
NISTAR |
1:50.24 |
1:44.01 |
-6.23 |
| 20 |
DelRegno, Isabella M (11)
|
NIVELO |
1:46.44 |
1:45.46 |
-0.98 |
| 21 |
Rivera, Grace M (11)
|
NISTAR |
1:50.20 |
1:46.30 |
-3.90 |
| 22 |
Meade, Juliana E (11)
|
NISTAR |
|
1:46.36 |
- |
| 23 |
Adams, Daphne J (11)
|
NIBAAC |
1:53.33 |
1:46.83 |
-6.50 |
| 24 |
Monteiro, Martha G (11)
|
NIVELO |
1:50.06 |
1:53.04 |
2.98 |
|
Griffin, Zoey O (11)
|
NICLSC |
1:11.04 |
NS |
- |
|
Renzoni, Olivia R (11)
|
NISTAR |
|
NS |
- |
|
Betzig, Brooklynn K (11)
|
NISTAR |
|
NS |
- |