| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pestrichelli, Kathleen D (18)
|
NJGSCY |
17:07.35 |
17:24.60 |
17.25 |
| 2 |
Edge, Riley (16)
|
NJGSCY |
17:41.44 |
17:38.72 |
-2.72 |
| 3 |
Brown, Emily A (16)
|
NJGSCY |
18:06.17 |
17:53.77 |
-12.40 |
| 4 |
De Keukelaere, Ellie S (16)
|
NJLHY |
18:33.10 |
18:08.14 |
-24.96 |
| 5 |
Collins, Grace K (17)
|
NJSAY |
18:11.23 |
18:14.56 |
3.33 |
| 6 |
Rynkiewicz, Bridget E (18)
|
NJLHY |
18:06.91 |
18:14.94 |
8.03 |
| 7 |
Spalt, Kylie (18)
|
NJGMNY |
18:06.88 |
18:20.05 |
13.17 |
| 8 |
Dvorkin, Dora R (17)
|
NJGSCY |
18:10.28 |
18:31.40 |
21.12 |
| 9 |
Kennedy, Kaileigh H (15)
|
NJGMNY |
18:05.01 |
18:33.17 |
28.16 |
|
Minakas, Maia J (16)
|
NJGSCY |
18:08.26 |
NS |
- |