| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lin, Rong Jia (12)
|
MRQNS |
34.45 |
35.55 |
1.10 |
| 2 |
Cotto, Jessica I (12)
|
MRQNS |
36.24 |
37.04 |
0.80 |
| 3 |
Yang, Adena N (11)
|
MRQNS |
|
39.03 |
- |
| 4 |
Liao, Haley (12)
|
MRHS |
39.00 |
39.69 |
0.69 |
| 5 |
Hatcher-Miranda, Ava (11)
|
MRAPEX |
41.89 |
41.29 |
-0.60 |
| 6 |
Lu, Lauren (11)
|
MRHS |
40.57 |
41.91 |
1.34 |
| 7 |
Oyola, Edalene F (12)
|
MRKBM |
42.36 |
42.28 |
-0.08 |
| 8 |
Hatcher-Miranda, Noelle (11)
|
MRAPEX |
45.05 |
44.88 |
-0.17 |
| 9 |
Vazquez, Kimberly (11)
|
MRAPEX |
47.64 |
46.95 |
-0.69 |
| 10 |
Nguyen, Sara (12)
|
MRKBM |
45.50 |
47.08 |
1.58 |
| 11 |
Bonato, YaYa R (12)
|
MRQNS |
|
1:03.86 |
- |
|
Nishizaka, Lina (11)
|
MRQNS |
41.22 |
DQ |
- |
|
Bak, Julia (12)
|
MRQNS |
|
NS |
- |