| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Demuth, Riley E (15)
|
NJOCY |
1:04.05 |
1:05.80 |
1.75 |
| 2 |
Denlea, Samantha L (15)
|
NJOCY |
1:05.77 |
1:09.06 |
3.29 |
| 3 |
Soto, Isabella (15)
|
NJRSA |
1:09.47 |
1:12.55 |
3.08 |
| 4 |
Gemelli, Caroline R (16)
|
NJRSA |
1:11.23 |
1:13.80 |
2.57 |
| 4 |
Tangri, Simran (15)
|
NJWY |
1:13.18 |
1:13.80 |
0.62 |
| 6 |
Cerqueira, Michelle R (16)
|
NJRSA |
1:10.34 |
1:13.91 |
3.57 |
| 7 |
Zielinski, Emilia (16)
|
NJRSA |
1:13.63 |
1:15.49 |
1.86 |
| 8 |
Farnum, Grace R (15)
|
NJRSA |
1:17.81 |
1:19.70 |
1.89 |
| 9 |
Fitzgerald, Katherine A (16)
|
NJWY |
1:07.53 |
1:20.32 |
12.79 |
| 10 |
Maher, Sarah T (17)
|
NJWY |
1:23.45 |
1:35.98 |
12.53 |
|
Trela, Lindsay R (16)
|
NJWY |
1:15.14 |
NS |
- |