| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Jia, Katherine X (13)
|
MAUDAC |
25:00.00 |
19:21.07 |
-338.93 |
| 2 |
Burton, Apolina M (14)
|
MAWSY |
19:32.89 |
19:22.94 |
-9.95 |
| 3 |
Brower, Elizabeth A (14)
|
AKUN-A |
|
19:41.46 |
- |
| 4 |
Vorobyeva, Arina I (11)
|
MAUDAC |
21:27.69 |
19:41.65 |
-106.04 |
| 5 |
Olszewski, Kayleigh S (16)
|
MAPWAC |
19:53.23 |
19:43.90 |
-9.33 |
| 6 |
DiCarlo, Lila M (14)
|
MAWSY |
|
19:48.09 |
- |
| 7 |
Peshenko, Anna I (14)
|
MADCAA |
19:22.45 |
20:05.48 |
43.03 |
| 8 |
Krause, Laurel E (15)
|
MAPSC |
|
20:11.87 |
- |
| 9 |
Jia, Annie Z (11)
|
MAUDAC |
25:00.00 |
20:17.90 |
-282.10 |
| 10 |
Walters, Ava M (12)
|
MAPWAC |
20:56.19 |
20:18.89 |
-37.30 |
| 11 |
Scudder, Kiera V (16)
|
MAMSA |
|
20:19.01 |
- |
| 12 |
Kulasinsky, Katrina E (14)
|
MAHAC |
|
20:46.91 |
- |
| 13 |
Celona, Gabriele (14)
|
MALMOR |
|
20:54.42 |
- |
| 14 |
Rice, Marah F (13)
|
MAWSY |
|
21:26.05 |
- |
| 15 |
Bertolotti, Adriana E (13)
|
MAMSA |
|
21:59.66 |
- |
| 16 |
O'Donnell, Reily M (14)
|
MACVAC |
|
23:35.27 |
- |