| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Modafferi, Mia (14)
|
MRNDAC |
1:16.85 |
1:16.09 |
-0.76 |
| 2 |
Baranowski, Karolina (14)
|
MRAG |
1:17.41 |
1:16.11 |
-1.30 |
| 3 |
Regenauer, Christiana M (13)
|
MRDA |
1:14.91 |
1:16.14 |
1.23 |
| 4 |
Blum, Madison J (13)
|
MRAG |
1:28.45 |
1:19.59 |
-8.86 |
| 5 |
DeGeorge, Sierra (13)
|
MRPBAC |
1:21.27 |
1:20.89 |
-0.38 |
| 6 |
Cuccolo, Olivia A (14)
|
MRPBAC |
1:22.56 |
1:25.04 |
2.48 |
| 7 |
Schulkind, Casey L (14)
|
MRNDAC |
1:28.96 |
1:28.80 |
-0.16 |
| 8 |
Lyman, Emily F (14)
|
MRNDAC |
1:28.26 |
1:30.43 |
2.17 |
| 9 |
Behrens, Erin N (14)
|
MRNDAC |
1:30.30 |
1:30.51 |
0.21 |
| 10 |
Nowak, Ruth I (14)
|
MRWSSC |
1:32.56 |
1:33.02 |
0.46 |
|
Irwin, Alexa A (14)
|
MRPBAC |
1:36.99 |
DQ |
- |