| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pusing, Aizel G (12)
|
MRLGAC |
29.16 |
28.86 |
-0.30 |
| 2 |
Alexander, Allyse I (12)
|
MRLGAC |
29.71 |
29.23 |
-0.48 |
| 3 |
Mamak, Marisa A (12)
|
MRFLY |
30.25 |
32.04 |
1.79 |
| 4 |
Horiuchi, Naomi Z (11)
|
MRLGAC |
33.33 |
32.47 |
-0.86 |
| 5 |
Nassar, Salma (11)
|
MRLGAC |
33.15 |
32.50 |
-0.65 |
| 6 |
Brulinski, Natalia E (12)
|
MRNCAC |
33.00 |
33.62 |
0.62 |
| 7 |
Gil, Fiona (11)
|
MRLGAC |
36.47 |
33.81 |
-2.66 |
| 8 |
Nacianceno, Emily S (12)
|
MRUN-F |
35.16 |
34.44 |
-0.72 |
| 9 |
Mullin, Allison B (11)
|
MRLGAC |
35.10 |
34.63 |
-0.47 |
| 10 |
Burke, Caitlin E (12)
|
MRFLY |
34.89 |
34.70 |
-0.19 |
| 11 |
Qian, Kirstie A (12)
|
MRCIY |
33.98 |
34.78 |
0.80 |
| 12 |
Haimson, Emma A (11)
|
MRLGAC |
41.46 |
35.91 |
-5.55 |
| 13 |
Corcuera, Carolina D (11)
|
MRLGAC |
|
36.00 |
- |
| 14 |
Man, Abigail V (12)
|
MRCIY |
39.13 |
37.35 |
-1.78 |
| 15 |
Donlevy, Jean L (12)
|
MRCIY |
38.31 |
38.47 |
0.16 |
| 16 |
Liang, Magan E (11)
|
MRMCBY |
45.64 |
38.90 |
-6.74 |
| 17 |
Minchala, Lesly Y (11)
|
MRFLY |
39.70 |
39.08 |
-0.62 |
| 18 |
Wong, Celina K (11)
|
MRCIY |
38.95 |
39.10 |
0.15 |
| 19 |
Wolfe, Ming-Li S (11)
|
MRMCBY |
|
40.65 |
- |
| 20 |
Kang, Rachel (12)
|
MRFLY |
41.80 |
41.06 |
-0.74 |
| 21 |
Gurevich, Josefina (12)
|
MRFLY |
41.69 |
41.75 |
0.06 |
| 22 |
Miller, Amanda D (11)
|
MRCIY |
38.25 |
42.55 |
4.30 |