| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ginalick, Alexis M (12)
|
NTTFA |
48.06 |
37.61 |
-10.45 |
| 2 |
Heldt, Bailey G (10)
|
NTTFA |
38.88 |
39.55 |
0.67 |
| 3 |
Ohare, Grace J (12)
|
NTTFA |
45.14 |
40.66 |
-4.48 |
| 4 |
Wooldridge, Phinley G (11)
|
NTTFA |
45.58 |
42.42 |
-3.16 |
| 5 |
Petersen, Mia M (12)
|
NTTFA |
41.50 |
42.73 |
1.23 |
| 6 |
Singh, Aarushi (10)
|
NTTFA |
44.73 |
45.54 |
0.81 |
| 7 |
Monkus, Emma C (11)
|
NTTFA |
55.58 |
46.18 |
-9.40 |
| 8 |
Ward, Emmeline G (12)
|
NTTFA |
|
51.56 |
- |
| 9 |
Zachariah, Leah M (9)
|
NTTFA |
51.26 |
52.69 |
1.43 |
| 10 |
Reznik, Elizabeth C (9)
|
NTTFA |
56.83 |
52.97 |
-3.86 |
|
Sardo, Sofia K (11)
|
NTTFA |
|
DQ |
- |
|
Sarfani, Sophia A (9)
|
NTTFA |
|
DQ |
- |
|
McEachern, Caroline G (11)
|
NTTFA |
47.61 |
NS |
- |