| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Eidman, Natalie M (17)
|
NTLTSD |
1:14.90 |
1:11.43 |
-3.47 |
| 2 |
Rickard, Kylie-Raye N (14)
|
NTATAC |
1:14.56 |
1:17.80 |
3.24 |
| 3 |
Chambers, Tatum R (16)
|
NTSTAR |
1:18.25 |
1:18.62 |
0.37 |
| 4 |
Zevallos, Ava G (16)
|
NTSTAR |
1:16.40 |
1:19.05 |
2.65 |
| 5 |
Campbell, Eliana R (15)
|
NTESP |
1:24.74 |
1:26.17 |
1.43 |
| 6 |
McCormick, Darby J (16)
|
NTSTAR |
1:30.45 |
1:29.91 |
-0.54 |
| 7 |
Vedala, Stuthi S (13)
|
NTSTAR |
1:38.90 |
1:42.32 |
3.42 |
|
Berg, Mary E (14)
|
NTSTAR |
1:36.17 |
DQ |
- |
|
Hamilton, Isabella M (13)
|
NTSTAR |
|
DQ |
- |
|
Wooten, Zoey G (13)
|
NTSTAR |
|
DQ |
- |
|
Hooper, Abbigail R (17)
|
NTLTSD |
1:09.24 |
NS |
- |