| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Orner, Brooke E (14)
|
MRSSC |
1:18.95 |
1:13.45 |
-5.50 |
| 2 |
Zhang, Suri S (14)
|
MRQNS |
1:14.75 |
1:18.05 |
3.30 |
| 3 |
Cheung, Isabella H (13)
|
MRQNS |
1:20.65 |
1:20.52 |
-0.13 |
| 4 |
McDonald, Karina M (13)
|
MRQNS |
1:22.64 |
1:24.45 |
1.81 |
| 5 |
Wetherell, Madison M (14)
|
MRSSC |
1:22.72 |
1:26.48 |
3.76 |
| 6 |
Perpignan, Marleigh A (14)
|
MRQNS |
1:28.05 |
1:28.67 |
0.62 |
| 7 |
Canon, Sophia (14)
|
MRFA |
1:26.46 |
1:28.87 |
2.41 |
| 8 |
Estrella, Jessica A (14)
|
MRFA |
|
1:30.70 |
- |
| 9 |
Thai, Kallie L (13)
|
MRQNS |
1:30.00 |
1:31.03 |
1.03 |
| 10 |
Cunniffe, Josephine E (13)
|
MRQNS |
1:31.44 |
1:31.61 |
0.17 |
| 11 |
Mrose, Riley L (13)
|
MRSSC |
1:29.69 |
1:33.99 |
4.30 |
| 12 |
Winters, Paige E (13)
|
MRQNS |
|
1:40.28 |
- |
| 13 |
Wolken, Allie E (13)
|
MRFA |
1:46.81 |
1:43.18 |
-3.63 |
| 14 |
Rudish, Lyla K (13)
|
MRSSC |
1:49.15 |
1:52.45 |
3.30 |
| 15 |
Londino, Violet G (13)
|
MRFA |
|
2:25.18 |
- |
|
Moresco, Vivienne J (13)
|
MRSSC |
1:47.76 |
DQ |
- |
|
Rojas, Christina M (13)
|
MRSSC |
2:01.68 |
NS |
- |