| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pron, Lianna B (11)
|
NJLHY |
1:18.19 |
1:17.56 |
-0.63 |
| 2 |
Wang, Ashley M (12)
|
NJGMY |
1:26.52 |
1:26.69 |
0.17 |
| 3 |
Lalani, Yasmine B (11)
|
NJLHY |
1:28.51 |
1:27.37 |
-1.14 |
| 4 |
Ivosevic, Elena S (12)
|
NJLHY |
1:28.19 |
1:27.47 |
-0.72 |
| 5 |
Kilpatrick, Chloe I (12)
|
NJMYM |
1:32.22 |
1:30.39 |
-1.83 |
| 6 |
Whalen, Victoria L (12)
|
NJRY |
1:35.73 |
1:31.85 |
-3.88 |
| 7 |
Jacobstein, Alexandra F (12)
|
NJMYM |
1:36.89 |
1:34.54 |
-2.35 |
| 8 |
St Pierre, Lucille D (11)
|
NJRY |
1:44.05 |
1:34.57 |
-9.48 |
| 9 |
Kim, Jiwoo (11)
|
NJRY |
1:40.85 |
1:36.29 |
-4.56 |
| 10 |
Wong, Sana a T (12)
|
NJGMY |
1:44.57 |
1:38.04 |
-6.53 |
| 11 |
Suarez Escobar, Gabriella (11)
|
NJLHY |
1:40.62 |
1:40.99 |
0.37 |
| 12 |
Meyer-Najmi, Hannah (12)
|
NJMYM |
1:44.15 |
1:41.92 |
-2.23 |
| 13 |
Kondic, Ella (12)
|
NJMYM |
1:43.87 |
1:44.69 |
0.82 |
| 14 |
Sterry, Olive A (12)
|
NJMYM |
1:43.77 |
1:46.18 |
2.41 |
| 15 |
Olderog, Beatrice A (12)
|
NJMYM |
1:43.53 |
1:46.86 |
3.33 |