| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Vitale, Miya N (11)
|
MRPATS |
27.88 |
27.80 |
-0.08 |
| 2 |
Meyerhoeffer, Stella M (11)
|
MRSPAR |
27.71 |
27.99 |
0.28 |
| 3 |
Iannetta, Ava L (11)
|
MRSPAR |
28.05 |
29.00 |
0.95 |
| 4 |
Zhu, Angela (11)
|
MRNCAC |
31.00 |
30.22 |
-0.78 |
| 5 |
Tung, Michelle Lily (12)
|
MRNCAC |
31.00 |
31.51 |
0.51 |
| 6 |
Lopez, Isabella S (11)
|
MRPATS |
32.31 |
32.71 |
0.40 |
| 7 |
Sakmar Aberg, Charlotte (11)
|
MRRIST |
34.19 |
33.65 |
-0.54 |
| 8 |
Coullare, Lisa (12)
|
MRRIST |
|
33.75 |
- |
| 9 |
Sakmar Aberg, Juliette (11)
|
MRRIST |
33.26 |
34.01 |
0.75 |
| 10 |
Grozdanic, Katarina (11)
|
MRRIST |
34.53 |
34.33 |
-0.20 |
| 11 |
Leonard, Kaicey L (12)
|
MRAPEX |
36.72 |
35.87 |
-0.85 |
| 12 |
Abrams, Ann Maria M (11)
|
MRPATS |
38.12 |
38.75 |
0.63 |
|
Coutinho, Isabel (11)
|
MRRIST |
38.25 |
NS |
- |