| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Fisher, Alexis K (11)
|
NTDM |
1:08.88 |
1:09.83 |
0.95 |
| 2 |
Schirm-Moolman, Olwyn B (10)
|
NTDM |
1:16.72 |
1:12.22 |
-4.50 |
| 3 |
Brook, Elyana A (12)
|
NTDM |
1:19.22 |
1:14.01 |
-5.21 |
| 4 |
Edwards, Simone A (10)
|
NTDM |
1:21.23 |
1:18.34 |
-2.89 |
| 5 |
Springborn, Lily C (12)
|
NTDM |
1:12.27 |
1:18.35 |
6.08 |
| 6 |
Acuff, Isabella R (10)
|
NTDM |
1:42.29 |
1:34.86 |
-7.43 |
| 7 |
Newberry, Delaney R (12)
|
NTDM |
|
1:34.88 |
- |
| 8 |
Celeste, Laura C (9)
|
NTDM |
1:53.81 |
1:39.84 |
-13.97 |
| 9 |
Salmassian, Catherine E (7)
|
NTDM |
1:44.95 |
1:49.67 |
4.72 |
|
Salmassian, Christine K (9)
|
NTDM |
1:18.07 |
NS |
- |