| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Duggan, Isabella M (16)
|
MRCAS |
1:04.95 |
1:04.38 |
-0.57 |
| 1 |
Contreras, Genesis C (17)
|
MRMAKO |
1:07.12 |
1:05.18 |
-1.94 |
| 2 |
Gregory, Caitlin C (15)
|
MRMAKO |
1:06.59 |
1:05.57 |
-1.02 |
| 2 |
Yan, Meeya J (15)
|
MRFREE |
1:07.85 |
1:10.13 |
2.28 |
| 3 |
Dougherty, Kate A (15)
|
MRBAD |
1:07.51 |
1:05.78 |
-1.73 |
| 3 |
Deng, Chloe S (15)
|
MRFREE |
1:09.88 |
1:11.69 |
1.81 |
| 4 |
Marcotullio, Isabella X (15)
|
MRMAKO |
1:09.96 |
1:06.08 |
-3.88 |
| 4 |
Bonagura, Isabella B (15)
|
MRLIE |
1:08.39 |
1:12.10 |
3.71 |
| 5 |
Immel, Elizabeth A (15)
|
MRLIE |
1:06.14 |
1:06.18 |
0.04 |
| 5 |
Perez, Miranda M (16)
|
MRKBM |
1:07.38 |
1:12.24 |
4.86 |
| 6 |
Meador, Mollie S (15)
|
MRMAKO |
1:06.53 |
1:06.45 |
-0.08 |
| 6 |
Gonen, Selin (15)
|
MRYFD |
1:09.95 |
1:14.21 |
4.26 |
| 7 |
Wong, Kelly M (15)
|
MRWEST |
1:07.71 |
1:07.01 |
-0.70 |
| 8 |
Makhmadalieva, Parvina (15)
|
MRMPNY |
1:06.54 |
1:07.16 |
0.62 |
| 9 |
Chavez, Kaetlyn K (15)
|
MRAPEX |
1:07.90 |
1:07.44 |
-0.46 |
| 10 |
Lu, Erxi (17)
|
MRAPEX |
1:08.44 |
1:07.62 |
-0.82 |
| 11 |
Leal, Nancy (17)
|
MRRED |
1:06.37 |
1:07.76 |
1.39 |
| 12 |
Suzana, Arlene (17)
|
MRAPEX |
1:07.24 |
1:07.87 |
0.63 |
| 13 |
Kowalczyk, Julia (15)
|
MRLGAC |
1:06.84 |
1:07.88 |
1.04 |
| 14 |
Wong, Kristen A (15)
|
MRWEST |
1:07.32 |
1:08.07 |
0.75 |
| 15 |
Mamak, Marisa A (15)
|
MRFLY |
1:07.75 |
1:08.17 |
0.42 |
| 16 |
Conlan, Olivia (17)
|
MRQNS |
1:09.41 |
1:08.26 |
-1.15 |
| 17 |
O'Connell, Siobhan B (15)
|
MRLIE |
1:07.79 |
1:08.29 |
0.50 |
| 18 |
Winter, Lian L (16)
|
MRLIE |
1:10.09 |
1:08.44 |
-1.65 |
| 19 |
Winters, Mia E (15)
|
MRFREE |
1:09.76 |
1:08.59 |
-1.17 |
| 19 |
Saunders, Phoebe L (15)
|
MRBKR |
1:10.06 |
1:08.59 |
-1.47 |
| 21 |
Murphy, Jackie M (15)
|
MRLIE |
1:08.36 |
1:08.61 |
0.25 |
| 22 |
Quiller, Hailey M (15)
|
MRCAS |
1:07.94 |
1:09.56 |
1.62 |
| 23 |
Petrovic, Ripley J (15)
|
MRLIE |
1:08.73 |
1:09.80 |
1.07 |