| Mark | Athlete | School | Year | Meet |
|---|
| 15.07 | Hailey Copinga | Billings Skyview (AA) | 12 | State AA |
| 15.10 | Morgan Evans | Great Falls (AA) | 10 | Great Falls Crosstown Meet |
| 15.35 | Josie D Agostino | Bozeman (AA) | 11 | State AA |
| 15.41 | Hannah Coburn | Missoula Big Sky (AA) | 11 | Western AA Divisional |
| 15.43 | Elena Carter | Helena Capital (AA) | 9 | Western AA Divisional |
| 15.50 | Maysee Whitney | Billings Senior (AA) | 9 | State AA |
| 15.78 | Ashling Slevin | Bozeman (AA) | 12 | State AA |
| 15.85 | Hannah Jakob | Missoula Hellgate (AA) | 10 | Greg Rice Missoula City Meet |
| 15.90 | Lauren Bingham | Missoula Sentinel (AA) | 9 | State AA |
| 15.98 | Julia Zidack | Bozeman (AA) | 11 | Eastern AA Divisional |
| 16.12 | Courtney Carl | Missoula Big Sky (AA) | 12 | State AA |
| 16.13 | Hannah Entzel | Missoula Big Sky (AA) | 10 | MCPS Invitational |
| 16.24 | Michaela Johnson | Billings West (AA) | 11 | Eastern AA Divisional |
| 16.27 | Kyra Fisher | Belgrade (AA) | 12 | Central A Divisional |
| 16.34 | Brynn McChesney | Glacier (AA) | 10 | Whitefish ARM Invitational |
| 16.41 | Desiree Baker | Billings West (AA) | 11 | Skor-DeKam Invitational |
| 16.52 | Serena Baker | Billings West (AA) | 11 | Billings Invitational |
| 16.55 | Shelby Philipps | Great Falls CMR (AA) | 10 | CMR-Helena Dual |
| 16.78 | Alyssa Jonasen | Great Falls (AA) | 12 | Eastern AA Divisional |