| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Paglia, Sydney J (15)
|
MASSC |
1:05.37 |
1:13.05 |
7.68 |
| 2 |
Feuzeu Mekoue, Laurielle Kel (13)
|
MASSC |
1:08.33 |
1:15.65 |
7.32 |
| 3 |
Aguirre, Madeleine T (17)
|
MASSC |
1:06.46 |
1:16.11 |
9.65 |
| 4 |
Holtsberg, Cathryn F (13)
|
MASSC |
1:15.89 |
1:16.21 |
0.32 |
| 5 |
Pujadas, Riley E (15)
|
MASSC |
1:15.20 |
1:16.43 |
1.23 |
| 6 |
Ott, Madeleine F (14)
|
MASSC |
1:17.35 |
1:18.03 |
0.68 |
| 7 |
Slupianek, Helena (14)
|
MASSC |
1:21.82 |
1:21.65 |
-0.17 |
| 8 |
Shifflett, Ella M (13)
|
MASSC |
1:38.35 |
1:23.24 |
-15.11 |
| 9 |
Cappola, Christina M (14)
|
MASSC |
1:24.96 |
1:23.55 |
-1.41 |
| 10 |
Jones, Laura G (15)
|
MASSC |
1:35.24 |
1:26.65 |
-8.59 |
| 11 |
Mitchell, Julia G (14)
|
MASSC |
1:25.57 |
1:30.29 |
4.72 |