| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Zhao, Felicity E (11)
|
MRFLY |
1:02.01 |
1:01.19 |
-0.82 |
| 1 |
Panamserkhang, Tenzin P (11)
|
MRLGAC |
1:02.31 |
1:01.86 |
-0.45 |
| 2 |
Pusing, Ava Y (11)
|
MRLGAC |
1:01.71 |
1:01.46 |
-0.25 |
| 2 |
Kang, Joy (11)
|
MRWEST |
1:03.47 |
1:02.61 |
-0.86 |
| 3 |
Ma, Ariana M (11)
|
MRMPNY |
1:02.19 |
1:01.53 |
-0.66 |
| 3 |
Vilensky, Isabel T (11)
|
MRMPNY |
1:05.10 |
1:02.97 |
-2.13 |
| 4 |
Lord, Sophia (11)
|
MRWEST |
1:04.12 |
1:03.14 |
-0.98 |
| 4 |
Clarke, Kristina A (11)
|
MRCAS |
1:07.90 |
1:12.90 |
5.00 |
| 5 |
Gonzalez, Emilianna (11)
|
MRAPEX |
1:04.33 |
1:03.20 |
-1.13 |
| 6 |
Mendoza, Patricia Victoria G (11)
|
MRFLY |
1:03.23 |
1:03.30 |
0.07 |
| 7 |
Ahn, Hailey S (11)
|
MRLGAC |
1:03.30 |
1:03.63 |
0.33 |
| 8 |
Karim, Azana S (11)
|
MRLGAC |
1:02.83 |
1:04.02 |
1.19 |
| 9 |
Tong, Aurey (11)
|
MRQNS |
1:04.00 |
1:04.56 |
0.56 |
| 10 |
Washington, Amira (11)
|
MRTRI$ |
1:05.68 |
1:04.94 |
-0.74 |
| 11 |
Abbas, Menna (11)
|
MRTRI$ |
1:06.72 |
1:05.17 |
-1.55 |
| 12 |
Ventura, Jade J (11)
|
MRLIE |
1:06.23 |
1:05.52 |
-0.71 |
| 13 |
Steiner, Nicole M (11)
|
MRLIE |
1:07.62 |
1:05.74 |
-1.88 |
| 14 |
Chen, Audrey (11)
|
MRLIE |
1:06.58 |
1:05.84 |
-0.74 |
| 14 |
Tavitian, Charlize S (11)
|
MRBAD |
1:08.10 |
1:05.84 |
-2.26 |
| 16 |
Samko, Clara M (11)
|
MRHS |
1:05.56 |
1:05.85 |
0.29 |
| 17 |
Slarskey, Parker (11)
|
MRMAKO |
1:08.26 |
1:06.34 |
-1.92 |
| 17 |
Weiss, Madeline M (11)
|
MRBAD |
1:07.07 |
1:06.34 |
-0.73 |
| 19 |
Estipular, Sharmaine J (11)
|
MRNYCP |
1:07.30 |
1:07.48 |
0.18 |
| 20 |
Auchincloss, Lily S (11)
|
MRYFD |
1:08.04 |
1:07.51 |
-0.53 |
| 21 |
Nalepka, Katie J (11)
|
MRBAD |
1:07.05 |
1:08.12 |
1.07 |
|
D'Amelio, Theodora M (11)
|
MRFREE |
1:02.90 |
DQ |
- |