| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Marino, Josephine S (11)
|
NJWFY |
1:22.66 |
1:11.52 |
-11.14 |
| 2 |
Faherty, Tatum K (12)
|
NJMYM |
1:13.63 |
1:11.97 |
-1.66 |
| 3 |
Semenova, Sofiia (12)
|
NJWFY |
1:14.62 |
1:13.60 |
-1.02 |
| 4 |
Gaudreau, Alexis R (12)
|
NJWFY |
1:14.85 |
1:14.22 |
-0.63 |
| 5 |
Ciabattoni, Leah K (12)
|
NJWFY |
1:21.95 |
1:14.96 |
-6.99 |
| 6 |
Espiritu, Lauren H (12)
|
NJMYM |
1:20.11 |
1:17.16 |
-2.95 |
| 7 |
Steele, Sasha L (11)
|
NJMYM |
1:28.66 |
1:18.48 |
-10.18 |
| 8 |
Hahn, Abygail A (12)
|
NJMYM |
|
1:22.47 |
- |
| 9 |
Morrison, Sefina M (11)
|
NJMYM |
1:23.49 |
1:23.23 |
-0.26 |
| 10 |
Jacobstein, Alexandra F (12)
|
NJMYM |
1:34.31 |
1:23.28 |
-11.03 |
| 11 |
Meyer-Najmi, Hannah (12)
|
NJMYM |
|
1:29.52 |
- |
| 12 |
Brown, Leila (11)
|
NJMYM |
1:45.95 |
1:30.61 |
-15.34 |
| 13 |
Chong, Chloe (11)
|
NJMYM |
|
1:31.02 |
- |
| 14 |
Mastromarino, Isabella G (11)
|
NJMYM |
1:49.14 |
1:33.39 |
-15.75 |