| Mark | Athlete | School | Year | Meet |
|---|
| 4:53.51 | Danielle Aragon | Billings Senior (AA) | 12 | Eastern AA Divisional |
| 5:00.12 | Paige Gilchrist | Missoula Hellgate (AA) | 11 | Western AA Divisional |
| 5:06.73 | Rachel Stewart | Great Falls (AA) | 12 | Great Falls Crosstown Meet |
| 5:07.94 | Leah Esposito | Helena (AA) | 11 | Optimist Track Meet |
| 5:14.54 | Caroline Hardin | Bozeman (AA) | 10 | Eastern AA Divisional |
| 5:19.41 | Kennedy Robbins | Billings Skyview (AA) | 11 | Billings City Meet |
| 5:19.43 | Michelle Cline | Bozeman (AA) | 12 | Midland Roundtable Top 10 Meet |
| 5:21.75 | Cate Hanna | Billings West (AA) | 11 | State AA Track Meet |
| 5:21.86 | Beth Jansma | Bozeman (AA) | 9 | Billings Invitational |
| 5:22.56 | Andie Creel | Bozeman (AA) | 10 | Eastern AA Divisional |
| 5:23.73 | Haley Rogers | Missoula Sentinel (AA) | 9 | State AA Track Meet |
| 5:24.65 | Katie McKay | Missoula Big Sky (AA) | 12 | Western AA Divisional |
| 5:25.40 | Cambria Hassell | Great Falls CMR (AA) | 9 | Eastern AA Divisional |
| 5:26.17 | Keisha Stensby | Billings West (AA) | 11 | 5-5 Billings West Triangular |
| 5:26.38 | Jocelyn Elorriaga | Billings Senior (AA) | 10 | Billings Invitational |
| 5:26.72 | Bailey Hughes | Flathead (AA) | 12 | Libby-Flathead Dual |
| 5:27.52 | Keegan Day | Billings Skyview (AA) | 9 | Midland Roundtable Top 10 Meet |
| 5:28.52 | Emily Sterbis | Missoula Big Sky (AA) | 11 | Western AA Divisional |
| 5:29.75 | Ellen Ispen | Missoula Hellgate (AA) | 11 | Greg Rice City Meet |
| 5:29.91 | Katherine Stephens | Bozeman (AA) | 11 | Eastern AA Divisional |
| 5:32.13 | Hailey Jacobson | Missoula Hellgate (AA) | 10 | Western AA Divisional |
| 5:33.91 | Kallan Banning | Helena (AA) | 9 | Western AA Divisional |
| 5:34.39 | Brenna Cockburn | Billings Senior (AA) | 11 | Eastern AA Divisional |
| 5:37.20 | Eryn Boyer | Missoula Big Sky (AA) | 12 | Western AA Divisional |