| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Phelps, Anna E (11)
|
MAPWAC |
1:18.97 |
1:21.39 |
2.42 |
| 2 |
Anderson, Emma (12)
|
MRLIAC |
1:21.19 |
1:23.96 |
2.77 |
| 3 |
Simons, Kailey A (11)
|
MRLIAC |
1:28.72 |
1:26.31 |
-2.41 |
| 4 |
So, Madison B (12)
|
MRLIAC |
1:24.04 |
1:27.42 |
3.38 |
| 5 |
Bernardo, Sophia M (12)
|
MRLIAC |
1:25.67 |
1:28.80 |
3.13 |
| 6 |
Bhat, Ankita (12)
|
NJBAC |
1:25.12 |
1:28.94 |
3.82 |
| 7 |
Zhang, Brenda L (12)
|
NJBAC |
1:27.86 |
1:30.05 |
2.19 |
| 8 |
O'Donnell, Cadence M (12)
|
MRLIAC |
1:31.16 |
1:31.78 |
0.62 |
| 9 |
Gingrass, Kimberly M (11)
|
MRLIAC |
1:29.24 |
1:32.08 |
2.84 |
| 10 |
Cadigan, Emily R (12)
|
NJCAT |
1:31.60 |
1:35.01 |
3.41 |
| 11 |
Ross, Kailey E (11)
|
NJCAT |
1:32.48 |
1:41.12 |
8.64 |
| 12 |
Leas, Kaitlin Z (11)
|
NJCAT |
1:32.51 |
1:43.79 |
11.28 |
|
Wheeler, Ella J (12)
|
NJCAT |
1:32.25 |
DQ |
- |