| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gutierrez, Valeria (12)
|
MREHY |
35.05 |
34.23 |
-0.82 |
| 2 |
Leon, Ashley C (12)
|
MREHY |
33.68 |
34.40 |
0.72 |
| 3 |
Griffin, Lily S (12)
|
MREHY |
35.36 |
35.21 |
-0.15 |
| 4 |
Man, Audrey G (11)
|
MRCIY |
39.46 |
37.49 |
-1.97 |
| 5 |
O'Sullivan, Abigail M (12)
|
MREHY |
41.21 |
39.35 |
-1.86 |
| 6 |
Resnick, Mae (11)
|
MREHY |
40.51 |
39.38 |
-1.13 |
| 7 |
Taveras, Kaila M (12)
|
MRCIY |
41.29 |
39.50 |
-1.79 |
| 8 |
Brennan, Valentina F (12)
|
MRCIY |
38.86 |
40.62 |
1.76 |
| 9 |
Rangel, Andrea (11)
|
MREHY |
56.17 |
54.74 |
-1.43 |
| 10 |
Jones, Zamoi I (11)
|
MRCIY |
52.15 |
55.08 |
2.93 |
|
Chavez, Briana A (12)
|
MREHY |
38.98 |
NS |
- |