| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
O'Leary, Charlotte A (17)
|
NJMYM |
1:07.66 |
1:08.77 |
1.11 |
| 2 |
Haudek, Emily E (17)
|
NJSCY |
1:05.36 |
1:08.89 |
3.53 |
| 3 |
O'Halloran, Hannah R (16)
|
NJMYM |
1:13.47 |
1:14.68 |
1.21 |
| 4 |
O'Halloran, Emily S (16)
|
NJMYM |
1:11.77 |
1:14.97 |
3.20 |
| 5 |
Nowak, Juliet (16)
|
NJJFAC |
1:08.73 |
1:15.91 |
7.18 |
| 6 |
Visconti, Melody C (15)
|
NJBWTD |
1:16.77 |
1:19.65 |
2.88 |
| 7 |
Ianiro, Kaitlyn E (16)
|
NJMYM |
1:15.22 |
1:20.61 |
5.39 |
| 8 |
Costa, Janice V (16)
|
NJACE |
1:23.99 |
1:28.66 |
4.67 |
| 9 |
Severson, Katharine C (16)
|
NJMYM |
1:18.90 |
1:33.21 |
14.31 |
| 10 |
Coronel, Leslie A (15)
|
NJMYM |
1:17.35 |
1:39.25 |
21.90 |