| Mark | Athlete | School | Year | Meet |
|---|
| 2:14.25 | Odessa Zentz | Helena (AA) | 9 | State AA |
| 2:15.01 | Terra Trom | Bozeman (AA) | 11 | State AA |
| 2:16.17 | Tiahna Vladic | Billings Senior (AA) | 12 | State AA |
| 2:16.36 | Brooke Stayner | Missoula Sentinel (AA) | 9 | State AA |
| 2:16.57 | Madi Provo | Missoula Hellgate (AA) | 12 | State AA |
| 2:16.81 | Laura Zimmer | Billings Senior (AA) | 11 | State AA |
| 2:18.89 | Alex Moore | Bozeman (AA) | 11 | Eastern AA Divisionals |
| 2:19.07 | Madison Edwards | Missoula Big Sky (AA) | 12 | State AA |
| 2:19.26 | Elena Vandersloot | Billings Senior (AA) | 11 | State AA |
| 2:19.55 | Elise Stearns | Missoula Hellgate (AA) | 12 | Missoula City Meet |
| 2:19.65 | Grace Gilbreth | Bozeman (AA) | 10 | State AA |
| 2:19.73 | Bridget Boyle | Bozeman (AA) | 12 | Eastern AA Divisionals |
| 2:19.99 | Tori Noland-Gillespie | Flathead (AA) | 10 | State AA |
| 2:20.23 | Mackenzie Dean | Great Falls CMR (AA) | 11 | State AA |
| 2:21.54 | Kylie Hartnett | Helena (AA) | 9 | CMR Quadrangular |
| 2:21.66 | Eliza Bentler | Billings Senior (AA) | 9 | Eastern AA Divisionals |
| 2:22.39 | Meaghan Fisher | Flathead (AA) | 12 | Archie Roe |
| 2:25.24 | Riley Moore | Bozeman (AA) | 10 | Bozeman-Butte Dual |
| 2:25.61 | Ember Stratton | Missoula Hellgate (AA) | 12 | Flathead-Hellgate-Sentinel |
| 2:25.80 | Natalie McCormick | Bozeman (AA) | 10 | Bozeman Quadrangular |
| 2:25.92 | Zoey Wall | Helena Capital (AA) | | Western AA Divisional |
| 2:26.60 | Amelia Hartshorn | Bozeman (AA) | 10 | Great Falls Optimist Invitational |
| 2:27.19 | Katelyn McKay | Helena (AA) | 12 | Helena Small Schools Meet |
| 2:27.30 | MG Spotted Bear | Billings Skyview (AA) | 9 | Gary Benson Invitational (WY) |
| 2:27.57 | Kami Darrow | Flathead (AA) | 10 | Archie Roe |
| 2:27.82 | Ella Krumm | Helena Capital (AA) | 10 | Helena/Capital Crosstown |