| Mark | Athlete | School | Year | Meet |
|---|
| 4:46.34 | Christina Aragon | Billings Senior (AA) | 11 | State AA |
| 4:48.11 | Annie Hill | Glacier (AA) | 9 | State AA |
| 5:03.00 | Ellen Brooks | Missoula Sentinel (AA) | 11 | State AA |
| 5:03.08 | Gillian Maness | Flathead (AA) | 11 | State AA |
| 5:03.82 | Kaitlin Wride | Flathead (AA) | 9 | State AA |
| 5:04.21 | Piper Meuwissen | Bozeman (AA) | 10 | State AA |
| 5:05.72 | Molly MacDonald | Missoula Sentinel (AA) | 10 | State AA |
| 5:13.00 | Keegan Day | Billings Skyview (AA) | 12 | Gary Benson Border Wars (WY) |
| 5:14.00 | Madeline Hamilton | Missoula Sentinel (AA) | 10 | State AA |
| 5:16.40 | Bridget Creel | Bozeman (AA) | 12 | Midland Roundtable Top 10 |
| 5:17.15 | Ellee Becker | Missoula Hellgate (AA) | 9 | State AA |
| 5:18.72 | Madison Liechty | Missoula Sentinel (AA) | 11 | State AA |
| 5:18.76 | Nicole Bouma | Flathead (AA) | 10 | Western AA Divisional |
| 5:19.93 | Bailey Smith | Glacier (AA) | 10 | Western AA Divisional |
| 5:22.33 | Miranda Foster | Missoula Hellgate (AA) | 11 | Flathead Quad |
| 5:22.66 | Samantha Sayer | Missoula Hellgate (AA) | 12 | Western AA Divisional |
| 5:23.70 | Allison Monahan | Missoula Hellgate (AA) | 11 | State AA |
| 5:25.11 | Joby Rosenleaf | Butte (AA) | 10 | State AA |
| 5:25.40 | Laina Hall | Bozeman (AA) | 9 | Eastern AA Divisional |
| 5:26.02 | Mackenzie Bouma | Flathead (AA) | 12 | Libby-Flathead Dual |
| 5:26.86 | Courtney Hutton | Billings Senior (AA) | 11 | State AA |
| 5:27.75 | Corinne Hamilton | Glacier (AA) | 11 | Western Top 10 Meet |
| 5:28.81 | Taylor Grove | Billings West (AA) | 12 | Great Falls Optimist Invitational |
| 5:29.54 | Miranda Champion | Glacier (AA) | 12 | Western AA Divisional |
| 5:30.06 | Elizabeth Thompson | Flathead (AA) | 10 | Archie Roe Invitational |
| 5:32.80 | Madison Vilhauer | Bozeman (AA) | 10 | Skor-DeKam Invitational |