| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hui, Rachel W (12)
|
MRLIAC |
31.23 |
30.91 |
-0.32 |
| 2 |
Wu, Natalie (12)
|
MRLIAC |
32.17 |
31.76 |
-0.41 |
| 3 |
Orner, Brooke E (11)
|
MRSSC |
33.18 |
32.42 |
-0.76 |
| 4 |
Jiang, Lori (12)
|
MRBAD |
29.27 |
32.45 |
3.18 |
| 5 |
Johnson, Evangeline N (11)
|
MRAGUA |
32.45 |
32.51 |
0.06 |
| 6 |
Crisostomo, Samantha B (12)
|
MRAGUA |
33.18 |
32.58 |
-0.60 |
| 7 |
Lam, Kylie L (12)
|
MRQNS |
33.24 |
32.71 |
-0.53 |
| 8 |
Lucca, Sarah (11)
|
MRHAA |
32.96 |
32.77 |
-0.19 |
| 9 |
Mazur, Katerina E (12)
|
MRLIAC |
29.65 |
32.89 |
3.24 |
| 10 |
Carle, Anna E (11)
|
MRFA |
33.22 |
33.25 |
0.03 |
| 11 |
O'Donnell, Katherine A (12)
|
MRBGNW |
33.39 |
33.28 |
-0.11 |
| 12 |
Wong, Cailin (12)
|
MRYFD |
30.35 |
33.43 |
3.08 |
| 13 |
Tse, Kaitlyn A (12)
|
MRIA |
33.34 |
33.47 |
0.13 |
| 14 |
Hu, Anna (12)
|
MRTS |
33.46 |
33.73 |
0.27 |
| 14 |
Olsen, Liv I (12)
|
MRBAD |
32.98 |
33.73 |
0.75 |
| 16 |
Briceno, Isabella (11)
|
MRNYSA |
29.86 |
34.00 |
4.14 |
| 17 |
Davidoff, Sadie C (12)
|
MRLIAC |
30.53 |
34.07 |
3.54 |
| 18 |
Arciniegas, Alessandra (12)
|
MRCOND |
30.37 |
34.32 |
3.95 |
| 19 |
Karafin, Sasha (11)
|
MRLIAC |
33.64 |
34.46 |
0.82 |
| 20 |
Law, Isabella Y (12)
|
MRLIAC |
30.18 |
34.54 |
4.36 |
| 21 |
Calone, Emilia R (12)
|
MRNYSA |
30.59 |
34.62 |
4.03 |
| 22 |
Davis, Naomi (12)
|
MRCSDC |
33.70 |
34.68 |
0.98 |
| 23 |
Jourdy, Serene S (12)
|
MRSMC |
30.66 |
35.02 |
4.36 |