| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Johnson, Phoebe M (15)
|
NTDM |
31.07 |
30.07 |
-1.00 |
| 2 |
Jiang, Presley Y (15)
|
NTCOPS |
32.95 |
30.51 |
-2.44 |
| 3 |
Moseley, Aileen C (16)
|
NTDM |
30.60 |
30.88 |
0.28 |
| 4 |
Wu, Angelia A (22)
|
NTCOPS |
29.95 |
31.37 |
1.42 |
| 5 |
Belle, Camlyn E (15)
|
NTDM |
30.08 |
31.48 |
1.40 |
| 6 |
Feeney, Holland A (15)
|
NTSTAR |
26.56 |
31.71 |
5.15 |
| 7 |
Springborn, Mia P (15)
|
NTDM |
30.73 |
32.05 |
1.32 |
| 8 |
Utecht, Ava R (15)
|
NTCOPS |
29.84 |
33.46 |
3.62 |
| 9 |
Rickard, Kylie-Raye N (15)
|
NTATAC |
33.22 |
33.47 |
0.25 |
| 10 |
Jaimes, Alexandria C (16)
|
NTSTAR |
29.83 |
34.58 |
4.75 |
| 11 |
Lawrence, Isabel A (15)
|
NTCOPS |
31.72 |
35.13 |
3.41 |
|
Auer, Dixey P (15)
|
NTDM |
31.55 |
NS |
- |
|
Murugan, Kalima S (17)
|
NTDM |
28.17 |
NS |
- |
|
McCoppin, Claire E (17)
|
NTSTAR |
41.02 |
NS |
- |
|
Bader, Lana K (15)
|
NTUNAT |
32.21 |
NS |
- |
|
Campbell, Eliana R (15)
|
NTUNAT |
34.40 |
NS |
- |