| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kim, Emily J (12)
|
NJSCAR |
18:41.48 |
18:20.90 |
-20.58 |
| 2 |
Hurst, Kate M (12)
|
NJSCAR |
19:03.54 |
18:28.61 |
-34.93 |
| 3 |
Lee, Susie (12)
|
NJSCAR |
19:21.81 |
18:56.96 |
-24.85 |
| 4 |
Chow, Olivia R (12)
|
NJBAC |
19:22.55 |
19:35.92 |
13.37 |
| 5 |
Mustacciuolo, Ava (12)
|
NJLIFE |
19:22.58 |
19:42.33 |
19.75 |
| 6 |
Lane, Lauren (12)
|
NJWY |
20:33.92 |
19:57.74 |
-36.18 |
| 7 |
Curran, Kate E (12)
|
NJBAC |
19:36.33 |
20:07.11 |
30.78 |
| 8 |
Murray, Caroline C (12)
|
NJCAT |
20:30.84 |
20:13.17 |
-17.67 |
| 9 |
Hamilton, Faith L (12)
|
NJHCY |
20:34.11 |
20:19.88 |
-14.23 |
| 10 |
Morehart, Cassandra S (12)
|
NJHACY |
20:19.21 |
20:27.08 |
7.87 |
| 11 |
Pestrichelli, Kathleen D (12)
|
NJSVY |
20:25.11 |
20:27.38 |
2.27 |
| 12 |
Callahan, Margot D (12)
|
NJBAC |
20:56.60 |
20:39.40 |
-17.20 |
| 13 |
Crawford, Katelyn A (12)
|
NJBAC |
20:45.74 |
20:49.39 |
3.65 |
| 14 |
Edge, Riley J (11)
|
NJSTAC |
20:52.36 |
20:51.55 |
-0.81 |
| 15 |
Ross, Kailey E (11)
|
NJCAT |
20:47.31 |
20:52.19 |
4.88 |
| 16 |
Sathe, Reva P (12)
|
NJBAC |
20:32.37 |
20:54.45 |
22.08 |
| 17 |
Bundonis, Shaye M (12)
|
NJBAC |
20:43.26 |
21:40.09 |
56.83 |