| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gachette, Marisa B (10)
|
NIVELO |
1:32.66 |
1:24.19 |
-8.47 |
| 2 |
Anderson, Madden (10)
|
NIVELO |
1:29.10 |
1:31.85 |
2.75 |
| 3 |
Strittmatter, Amelia C (10)
|
NISTAR |
1:26.84 |
1:31.93 |
5.09 |
| 4 |
Kasubowski, Cassie A (10)
|
NIEAST |
|
1:34.88 |
- |
| 5 |
Reukauf, Anna R (10)
|
NISTAR |
1:37.78 |
1:35.73 |
-2.05 |
| 6 |
Zinno, Gianna M (10)
|
NICLSC |
1:33.42 |
1:36.57 |
3.15 |
| 7 |
Umansky, Isabella C (10)
|
NIBAAC |
1:41.61 |
1:41.09 |
-0.52 |
| 8 |
Barrera-Hagner, Ananya S (10)
|
NIEAST |
1:48.64 |
1:46.72 |
-1.92 |
| 9 |
Tothero, Madeleine S (10)
|
NISTAR |
1:48.31 |
1:47.25 |
-1.06 |
| 10 |
Stoltman, Claire B (10)
|
NICLSC |
|
1:49.30 |
- |
| 11 |
Arcadi, Kayla A (10)
|
NIVELO |
1:55.81 |
2:07.14 |
11.33 |
|
Gawron, Samantha G (10)
|
NICLSC |
|
DQ |
- |