| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Foppa, Ashley (10)
|
MASSC |
1:17.27 |
1:21.34 |
4.07 |
| 1 |
Brandt, Madelyn R (10)
|
MAUN6 |
1:26.56 |
1:25.49 |
-1.07 |
| 1 |
Cortes, Erin B (10)
|
MAJW |
1:47.51 |
1:29.91 |
-17.60 |
| 2 |
Tallapragada, Harshitha (10)
|
MASSC |
1:28.36 |
1:27.30 |
-1.06 |
| 2 |
Tonghini, Isabella D (10)
|
MAJW |
|
1:35.77 |
- |
| 3 |
Page, Zoe L (10)
|
MAUN4 |
1:35.98 |
1:28.35 |
-7.63 |
| 3 |
Haralambous, Alexandria S (10)
|
MANRG |
|
1:51.06 |
- |
| 4 |
Cohen, Sarah L (10)
|
MAJW |
1:27.02 |
1:28.68 |
1.66 |
| 5 |
White, Emily G (10)
|
MANRG |
1:32.67 |
1:30.79 |
-1.88 |
| 6 |
Treglia, Megan E (10)
|
MAJW |
1:31.87 |
1:31.34 |
-0.53 |
| 7 |
Haro-Moss, Sofia (10)
|
MAYBCC |
1:33.39 |
1:32.73 |
-0.66 |
| 8 |
Pyne, Kathryn E (10)
|
MAGPAC |
1:30.63 |
1:33.46 |
2.83 |
|
Hetzer, Reese O (10)
|
MAGPAC |
1:42.72 |
DQ |
- |
|
Smith, Jennah D (9)
|
MABSC |
|
NS |
- |
|
Wang, Mira (10)
|
MAJW |
1:53.16 |
NS |
- |