| Mark | Athlete | School | Year | Meet |
|---|
| 4:54.55 | Kensey May | Missoula Hellgate (AA) | 12 | Western AA Divisional |
| 4:56.99 | Kylie Hartnett | Helena (AA) | 12 | Western AA Divisional |
| 5:05.33 | Hayley Burns | Bozeman (AA) | 12 | Great Falls Optimist Invite |
| 5:14.63 | Kaitlyn Skinner | Missoula Hellgate (AA) | 10 | Western AA Divisional |
| 5:15.48 | Lilli Rumsey Eash | Flathead (AA) | 10 | Great Falls Optimist Invite |
| 5:17.81 | Stella Diaz | Missoula Hellgate (AA) | 10 | Western AA Divisional |
| 5:18.56 | Rose Wiltse | Missoula Hellgate (AA) | 10 | Western AA Divisional |
| 5:19.91 | Serena Sproles | Bozeman (AA) | 10 | Midland Roundtable Top 10 |
| 5:21.37 | Malia Bradford | Missoula Sentinel (AA) | 11 | Greg Rice City Meet |
| 5:21.44 | Lilyann Macfarlane | Gallatin (Bozeman) (AA) | 12 | Midland Roundtable Top 10 |
| 5:21.65 | Claire Rutherford | Gallatin (Bozeman) (AA) | 9 | Great Falls Optimist Invite |
| 5:21.90 | Isabel Munro | Missoula Hellgate (AA) | 12 | Greg Rice City Meet |
| 5:22.71 | Ali Keith | Billings West (AA) | 12 | Great Falls Optimist Invite |
| 5:23.95 | Luci McCormick | Bozeman (AA) | 11 | Eastern AA Divisional |
| 5:31.42 | Emmaline Derry | Missoula Hellgate (AA) | 12 | Flathead-Hellgate-Sentinel Tri |
| 5:31.97 | Sophia Miller | Missoula Hellgate (AA) | 10 | Archie Roe Invite |
| 5:32.26 | Odessa Zentz | Helena (AA) | 12 | Helena-Billings Senior Dual |
| 5:33.24 | Nomi Friedman | Bozeman (AA) | 10 | Billings West-Bozeman Dual |
| 5:33.90 | Halle Gouther | Billings West (AA) | 10 | Eastern AA Divisional |
| 5:34.12 | Hannah Giese | Belgrade (AA) | 10 | Eastern AA Divisional |
| 5:34.74 | Hannah Lukasik | Billings West (AA) | 12 | Midland Roundtable Top 10 |
| 5:34.90 | Natalie Nicholas | Bozeman (AA) | 10 | Skor DeKam Invite |
| 5:36.08 | Alyssa Vollertsen | Glacier (AA) | 9 | Western AA Divisional |
| 5:36.49 | Ruby Lorenz | Missoula Sentinel (AA) | 11 | Great Falls Optimist Invite |
| 5:37.20 | Clare Castleberry | Missoula Hellgate (AA) | 11 | Flathead-Hellgate-Sentinel Tri |