| Mark | Athlete | School | Year | Meet |
|---|
| 2:08.69 | Annie Hill | Glacier (AA) | 11 | Western AA Divisional |
| 2:11.41 | Madeline Hamilton | Missoula Sentinel (AA) | 12 | State AA |
| 2:13.93 | Pipi Eitel | Belgrade (AA) | 12 | State A |
| 2:15.15 | Tiahna Vladic | Billings Senior (AA) | 10 | State AA |
| 2:15.26 | Trisha Carlson | Great Falls CMR (AA) | 12 | State AA |
| 2:16.26 | Bridget Boyle | Bozeman (AA) | 10 | State AA |
| 2:16.68 | Brianna Hawthorne | Bozeman (AA) | 12 | State AA |
| 2:17.59 | Elsa Sveen | Bozeman (AA) | 12 | State AA |
| 2:18.70 | Laura Zimmer | Billings Senior (AA) | 9 | State AA |
| 2:19.39 | Joby Rosenleaf | Butte (AA) | 12 | State AA |
| 2:19.42 | Piper Meuwissen | Bozeman (AA) | 12 | Eastern AA Divisional |
| 2:19.79 | Nicole Bouma | Flathead (AA) | 12 | State AA |
| 2:20.22 | Bailey Smith | Glacier (AA) | 12 | State AA |
| 2:20.50 | Jaylyn Hallgrimson | Billings Senior (AA) | 10 | Eastern AA Divisional |
| 2:21.18 | Elise Stearns | Missoula Hellgate (AA) | 10 | Greg Rice Missoula City Meet |
| 2:21.39 | Annabelle Olsen | Billings West (AA) | 11 | MHSA State Meet Class AA & B |
| 2:21.77 | Jade Hallgrimson | Billings Senior (AA) | 10 | Billings City Meet |
| 2:22.47 | Madison Edwards | Missoula Big Sky (AA) | 10 | Greg Rice Missoula City Meet |
| 2:23.91 | Aine Lawlor | Helena (AA) | 12 | MHSA State Meet Class AA & B |
| 2:24.16 | Marley May | Bozeman (AA) | 12 | Eastern AA Divisional |
| 2:24.26 | Terra Trom | Bozeman (AA) | 9 | Bozeman/Butte Dual |
| 2:24.40 | Molly MacDonald | Missoula Sentinel (AA) | 12 | Butte Invite |
| 2:24.88 | Madi Provo | Missoula Hellgate (AA) | 10 | Great Falls Optimist Club Invite |
| 2:25.25 | Camila Noe | Bozeman (AA) | 11 | SkorDeKam Invitational |
| 2:27.21 | Ellee Becker | Missoula Hellgate (AA) | 11 | Butte Invite |
| 2:27.89 | Madison Vilhauer | Bozeman (AA) | 12 | Great Falls Optimist Club Invite |