| Mark | Athlete | School | Year | Meet |
|---|
| 14.35 | Morgan Sulser | Billings Senior (AA) | 10 | State AA Track Meet |
| 14.54 | Liz Harper | Missoula Sentinel (AA) | 11 | Western AA Divisional |
| 15.11 | Lexy Boschee | Glacier (AA) | 12 | Western AA Divisional |
| 15.30 | Natalie Zimmer | Missoula Big Sky (AA) | 12 | Western AA Divisional |
| 15.63 | Shelby Erdahl | Belgrade (AA) | 12 | Central A Divisional |
| 15.70 | Tori Nickol | Helena Capital (AA) | 12 | Capital Triangular |
| 15.95 | Kwyn Johnson | Flathead (AA) | 11 | Western AA Divisional |
| 15.96 | Rachel Lindley | Missoula Big Sky (AA) | 11 | Western AA Divisional |
| 16.01 | Rhiannon Sturgess | Flathead (AA) | 10 | Western AA Divisional |
| 16.03 | Courtney Carl | Missoula Big Sky (AA) | 9 | 4-10 Big Sky Triangular |
| 16.09 | Alyssa Espinoza | Billings West (AA) | 11 | 3-31 Billings West Triangular |
| 16.15 | Mattie Mazur | Flathead (AA) | 10 | State AA Track Meet |
| 16.18 | Brianna Olson | Missoula Sentinel (AA) | 11 | Western AA Divisional |
| 16.19 | Sammi Mohl | Billings Senior (AA) | 11 | State AA Track Meet |
| 16.19 | Tori Weyand | Billings West (AA) | 12 | 5-5 Billings West Triangular |
| 16.28 | Hanna Felice | Great Falls (AA) | 9 | Eastern AA Divisional |
| 16.37 | Kyndal Williams | Helena (AA) | 12 | Helena Crosstown Meet |
| 16.46 | Hailey Gellner | Billings Skyview (AA) | 10 | 3-31 Billings West Triangular |
| 16.51 | Courtney Stromme | Belgrade (AA) | 10 | Central A Divisional |
| 16.57 | Terra McDowell | Billings Senior (AA) | 12 | 5-5 Billings West Triangular |