| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Latham, Julia M (12)
|
MASEA |
21:28.00 |
18:48.31 |
-159.69 |
| 1 |
Wainwright, Alivia R (12)
|
MASEA |
|
22:05.38 |
- |
| 1 |
Fletcher, Maddie L (12)
|
MASTRM |
25:52.64 |
24:18.38 |
-94.26 |
| 2 |
Kline, Makayla E (12)
|
MATWAC |
21:49.89 |
19:39.40 |
-130.49 |
| 2 |
Kopcho, Julia L (12)
|
MASTRM |
23:25.63 |
22:42.83 |
-42.80 |
| 2 |
Severe, Katherine E (11)
|
MASTRM |
|
24:49.09 |
- |
| 3 |
Rhyshek, Jillian G (12)
|
MAPDR |
|
20:12.32 |
- |
| 4 |
Cassidy, Madelyn R (11)
|
MAGPAC |
|
20:19.75 |
- |
| 5 |
Dewitt, Summer E (12)
|
MASEA |
22:36.54 |
20:20.01 |
-136.53 |
| 6 |
Walsh, Ellie F (12)
|
MAECCC |
22:00.31 |
20:21.31 |
-99.00 |
| 7 |
Williams, Victoria A (11)
|
MAPDR |
|
20:29.70 |
- |
| 8 |
Fenton, Kirra L (11)
|
MASEA |
|
21:22.87 |
- |
| 9 |
Fox, Lauren K (12)
|
MASEA |
22:36.85 |
21:25.18 |
-71.67 |