| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Destafino, Alexis E (12)
|
NJFOBY |
1:24.60 |
1:20.54 |
-4.06 |
| 2 |
Gammond, Abigeal R (12)
|
NJMB |
1:19.92 |
1:20.71 |
0.79 |
| 3 |
Meth, Eliza R (11)
|
NJEEX |
1:23.39 |
1:20.88 |
-2.51 |
| 4 |
Hewson, Cate E (12)
|
NJCJAC |
1:22.04 |
1:21.18 |
-0.86 |
| 5 |
Croddick, Hanaway J (12)
|
NJCJAC |
1:26.72 |
1:22.75 |
-3.97 |
| 6 |
Wurtz, Lilly (12)
|
NJSRAY |
1:26.25 |
1:23.56 |
-2.69 |
| 7 |
Steinmeier, Kate H (11)
|
NJEEX |
1:23.98 |
1:23.84 |
-0.14 |
| 8 |
Lvov, Elinor (12)
|
NJFOBY |
1:23.46 |
1:24.46 |
1.00 |
| 9 |
Becker, Katharine J (12)
|
NJSRAY |
1:28.21 |
1:27.48 |
-0.73 |
| 10 |
Billitteri, Alexandra (12)
|
NJFOBY |
1:29.44 |
1:29.11 |
-0.33 |
| 11 |
Singh, Isha (12)
|
NJPTAC |
1:24.35 |
1:29.44 |
5.09 |
| 12 |
Shay, Lili R (11)
|
NJFOBY |
1:27.51 |
1:29.55 |
2.04 |
| 13 |
Hamm, Isabella M (12)
|
NJFOBY |
1:26.76 |
1:30.70 |
3.94 |
| 14 |
Muscillo, Alexandra K (11)
|
NJCJAC |
1:29.83 |
1:30.99 |
1.16 |