| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Coulthard, Connie M (12)
|
MRYMID |
34.14 |
33.99 |
-0.15 |
| 2 |
Garvey, Serena M (12)
|
MRMAKO |
37.44 |
35.16 |
-2.28 |
| 3 |
Yu, Alexis (11)
|
MRQNS |
40.26 |
39.38 |
-0.88 |
| 4 |
Breud, Jillian P (11)
|
MRQNS |
43.61 |
43.37 |
-0.24 |
| 5 |
Kapala, Maya B (11)
|
MRQNS |
44.12 |
43.73 |
-0.39 |
| 6 |
Nichols, Riley (11)
|
MRMAKO |
45.70 |
43.74 |
-1.96 |
| 7 |
Wang, Emma L (12)
|
MRAPEX |
|
44.39 |
- |
| 8 |
Rafla, Jounir (12)
|
MRTRI |
44.89 |
45.01 |
0.12 |
| 9 |
Kwan, Chloe (11)
|
MRTRI |
1:10.00 |
45.79 |
-24.21 |
| 10 |
Joshi, Simran (11)
|
MRMAKO |
46.54 |
45.95 |
-0.59 |
| 11 |
Lynch, Harper R (11)
|
MRQNS |
46.97 |
46.31 |
-0.66 |
| 12 |
Suzuki, Danielle A (12)
|
MRQNS |
46.62 |
46.40 |
-0.22 |
| 13 |
Riggs, Evelyn (11)
|
MRMAKO |
47.16 |
46.61 |
-0.55 |
| 14 |
Laguardia, Rafaela Salustia (12)
|
MRMAKO |
47.93 |
46.79 |
-1.14 |
| 15 |
Kokodyniak, Stella S (11)
|
MRBKR |
48.02 |
47.60 |
-0.42 |
| 16 |
Saracena, Lily M (11)
|
MRQNS |
47.37 |
47.65 |
0.28 |
| 17 |
De Braganca, Leela (12)
|
MRMAKO |
47.75 |
48.03 |
0.28 |
| 18 |
Kimble, Karis (11)
|
MRYMID |
55.75 |
49.76 |
-5.99 |
| 19 |
Pierce, Olivia L (12)
|
MRTRI |
51.35 |
50.19 |
-1.16 |
| 20 |
Farbman, Malin S (12)
|
MRMAKO |
49.63 |
50.94 |
1.31 |
| 21 |
Wozniak, Natalie (11)
|
MRLIFE |
1:04.48 |
51.43 |
-13.05 |
| 22 |
Baldwin, Emily (11)
|
MRMAKO |
52.16 |
52.14 |
-0.02 |
| 23 |
Assomull, Mia (12)
|
MRMAKO |
49.92 |
52.24 |
2.32 |
| 24 |
Iancu, Stephanie (11)
|
MRHES |
|
56.47 |
- |
| 25 |
Weiss, Ella (11)
|
MRMAKO |
57.42 |
58.71 |
1.29 |
| 26 |
Palmieri, Olive M (11)
|
MRTRI |
1:02.89 |
58.90 |
-3.99 |
| 27 |
Chaki, Uma (11)
|
MRMAKO |
1:04.55 |
1:05.64 |
1.09 |
|
Plauche, Mackenzie (11)
|
MRYMID |
40.40 |
DQ |
- |
|
Nishizaka, Lina (11)
|
MRQNS |
53.34 |
DQ |
- |