| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gelle, Isabella D (16)
|
MIL |
17:34.54 |
18:39.16 |
64.62 |
| 2 |
Macgillis, Ava C (16)
|
MIPA |
18:03.97 |
19:00.73 |
56.76 |
| 3 |
Belmore, Elly L (15)
|
MIL |
19:15.33 |
19:49.84 |
34.51 |
| 4 |
Ottaway, Elle C (15)
|
MIPA |
19:19.72 |
20:07.38 |
47.66 |
| 5 |
Smihal, Audrey K (15)
|
MIL |
20:18.70 |
20:22.97 |
4.27 |
| 6 |
Decator, Katherine D (17)
|
MIPA |
20:44.85 |
20:31.61 |
-13.24 |
| 7 |
Flynn, Katherine E (17)
|
MIPA |
19:11.16 |
20:38.06 |
86.90 |
| 8 |
Eng, Mischa C (11)
|
MIGPG |
22:00.00 |
20:52.94 |
-67.06 |
| 9 |
Boehme, Tessa M (13)
|
MIUSSC |
20:47.71 |
21:09.16 |
21.45 |
| 10 |
Perfili, Olivia A (16)
|
MIMOST |
23:10.17 |
21:20.90 |
-109.27 |
| 11 |
Hard, Cailey B (11)
|
MIPA |
23:02.16 |
21:36.11 |
-86.05 |
| 12 |
Owensby, Makayla A (14)
|
MIMOST |
21:21.04 |
21:36.95 |
15.91 |
| 13 |
Hafner, Kathleen C (11)
|
MIPA |
22:49.11 |
21:49.78 |
-59.33 |
| 14 |
Haladjian, Isabella M (13)
|
MIPA |
|
22:00.68 |
- |
| 15 |
Ciaravino, Elise (13)
|
MIPA |
21:24.77 |
22:07.27 |
42.50 |
| 16 |
Dixon, Kate E (13)
|
MIPA |
22:43.93 |
22:12.56 |
-31.37 |
| 17 |
Rutila, Bridget A (12)
|
MIL |
|
22:20.51 |
- |
| 18 |
Azoury, Naya I (12)
|
MIPA |
|
22:43.42 |
- |
| 19 |
Klaasen, Annabel T (11)
|
MIPA |
|
22:48.33 |
- |
| 20 |
Carr, Lorelei G (11)
|
MIPA |
22:10.88 |
23:09.93 |
59.05 |
| 21 |
Kardas, Addison L (12)
|
MIL |
|
23:32.11 |
- |
| 22 |
Ventimeglia, Sarah C (13)
|
MIMOST |
27:26.74 |
24:47.89 |
-158.85 |
| 23 |
Mieczkowski, Miley C (11)
|
MIL |
|
25:35.56 |
- |
| 24 |
Leutzinger, Stephanie V (11)
|
MIL |
|
26:52.64 |
- |