| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Armstrong, Brooke E (11)
|
MRLIAC |
33.15 |
32.98 |
-0.17 |
| 1 |
Crouchley, Caroline A (12)
|
MRLIAC |
33.82 |
32.98 |
-0.84 |
| 3 |
Connor, Madison A (12)
|
MRLIAC |
34.80 |
33.74 |
-1.06 |
| 4 |
Han, Abigail N (12)
|
MRLIAC |
35.09 |
34.31 |
-0.78 |
| 5 |
Lilavois, Simone (12)
|
MRMAKO |
31.95 |
34.33 |
2.38 |
| 5 |
Zunich, Daniela A (11)
|
MRLIAC |
34.52 |
34.33 |
-0.19 |
| 7 |
Chun, April S (11)
|
MRLIAC |
35.57 |
35.26 |
-0.31 |
| 8 |
Wong, Hayden G (12)
|
MRLIAC |
34.73 |
35.46 |
0.73 |
| 9 |
Harish, Nila (11)
|
MRLIAC |
36.08 |
35.84 |
-0.24 |
| 10 |
Siris, Madeline M (12)
|
MRLIAC |
38.27 |
37.05 |
-1.22 |
| 11 |
Barr, Fiona P (11)
|
MRBAD |
36.32 |
37.51 |
1.19 |
| 12 |
Bridgemanhel, Adrianna K (11)
|
MRTS |
40.14 |
39.69 |
-0.45 |
| 13 |
Willscher, Talia (12)
|
MRMAKO |
36.48 |
40.96 |
4.48 |
| 14 |
George, Anoushka M (11)
|
MRLIAC |
41.17 |
43.24 |
2.07 |
| 15 |
Nolasco, Isabela (11)
|
MRLIAC |
35.96 |
44.39 |
8.43 |
| 16 |
Tamberelli, Liliana (12)
|
MRBBSC |
36.68 |
45.03 |
8.35 |
| 17 |
Shea, Sophie (11)
|
MRMAKO |
41.28 |
56.88 |
15.60 |