| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Brandenburg, Maeve E (17)
|
MDCGA |
1:11.44 |
1:09.74 |
-1.70 |
| 2 |
Vandewinckel, Olivia A (16)
|
MDLBA |
1:13.74 |
1:15.55 |
1.81 |
| 3 |
Gurri, Maddalena G (15)
|
MDMBK |
1:14.65 |
1:16.07 |
1.42 |
| 4 |
Sheinin, Lyla J (15)
|
MDLBA |
1:14.18 |
1:20.07 |
5.89 |
| 5 |
Deremeik, Jameson A (16)
|
MDLBA |
1:16.58 |
1:20.60 |
4.02 |
| 6 |
Haney, Lillian R (16)
|
MDMBK |
|
1:24.35 |
- |
| 7 |
Albert, Isabella R (15)
|
MDCGA |
1:26.66 |
1:27.83 |
1.17 |
| 8 |
Maldonado Gonzalez, Sophia L (15)
|
MDASC |
1:39.85 |
1:30.29 |
-9.56 |
| 9 |
Kravitz-Yoffee, Mollie J (18)
|
MDCGA |
|
1:30.70 |
- |
| 10 |
Hittle, Ava E (15)
|
MDEST |
1:33.95 |
1:33.60 |
-0.35 |
| 11 |
Decker, Susanna J (15)
|
MDCAA |
|
1:47.85 |
- |
|
Bouyea, Abigail (17)
|
MDCGA |
|
NS |
- |
|
Kwon, Jaeyoung (16)
|
MDCAA |
1:34.05 |
NS |
- |
|
Luo, Sophia (15)
|
MDCAA |
1:19.36 |
NS |
- |