| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Fried, Riley L (8)
|
MRLIAC |
1:01.99 |
53.44 |
-8.55 |
| 2 |
Brita, Zoe G (8)
|
MRLIAC |
1:01.11 |
1:01.07 |
-0.04 |
| 3 |
Herr, Emily A (6)
|
MRTVSC |
1:06.16 |
1:01.38 |
-4.78 |
| 4 |
Dimaculangan, Annabel (7)
|
MRTVSC |
1:14.53 |
1:01.55 |
-12.98 |
| 5 |
Demirci, Morgan (8)
|
MRHAA |
1:16.86 |
1:08.91 |
-7.95 |
| 6 |
McKenna, Mary K (8)
|
MRBBSC |
1:23.84 |
1:10.26 |
-13.58 |
| 7 |
Seale, Sarah E (8)
|
MRTVSC |
1:16.53 |
1:10.92 |
-5.61 |
| 8 |
Gold, Carly P (8)
|
MRLIAC |
1:10.00 |
1:15.12 |
5.12 |
| 9 |
Bances, Alayna H (7)
|
MRTVSC |
1:19.63 |
1:16.66 |
-2.97 |
| 10 |
Johannesen, Charlotte (8)
|
MRBBSC |
1:06.55 |
1:23.86 |
17.31 |
| 11 |
Zhu, Grace (8)
|
MRBBSC |
1:09.00 |
1:24.58 |
15.58 |
| 12 |
Sforza, Sophia (6)
|
MRBBSC |
1:22.55 |
1:31.87 |
9.32 |
| 13 |
Tan, Sayjel E (8)
|
MRBBSC |
1:04.52 |
1:42.81 |
38.29 |