| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Wallace, Maggie M (16)
|
MASEA |
17:07.88 |
17:35.18 |
27.30 |
| 2 |
Jones, Emily G (15)
|
MAGPAC |
18:02.81 |
18:10.17 |
7.36 |
| 3 |
Cotter, Alexandria H (12)
|
MAOCCC |
19:53.37 |
18:36.56 |
-76.81 |
| 4 |
Bilello, Adrienne M (17)
|
MASJAC |
18:18.59 |
19:06.32 |
47.73 |
| 5 |
Palmer, Lydia M (12)
|
MAJW |
18:32.16 |
19:09.43 |
37.27 |
| 6 |
Hynes, Kylee N (13)
|
MAGPAC |
19:08.52 |
19:13.67 |
5.15 |
| 7 |
Moore, Audrey L (13)
|
MAGPAC |
20:41.75 |
19:36.62 |
-65.13 |
| 8 |
Hines, Katie (16)
|
MASJAC |
20:10.56 |
20:32.02 |
21.46 |
| 9 |
Pervall, Olivia R (13)
|
MADCAA |
19:26.28 |
20:59.86 |
93.58 |
| 10 |
Robbins, Lindsay E (13)
|
MAOCCC |
24:30.35 |
21:03.84 |
-206.51 |
| 11 |
Lochstet, Claresta E (14)
|
MAUDAC |
21:07.02 |
21:34.88 |
27.86 |