| Mark | Athlete | School | Year | Meet |
|---|
| 25.08 | Kaydance Reiter | Havre (A) | 12 | Billings Invite |
| 25.10 | Rachael Wilmot | Whitefish (A) | 12 | Nelson-Thomas ABC Meet |
| 25.34 | Kaitlyn Dantic | Laurel (A) | 12 | Eastern A Divisional |
| 25.46 | Macy Brandon | Havre (A) | 11 | Billings Invite |
| 25.92 | Peyton Frame | Custer Co./Miles City (A) | 11 | Eastern A Divisional |
| 26.09 | Blythe Armstrong | Fergus/Lewistown (A) | 11 | Eastern A Divisional |
| 26.21 | Ela Harber | Havre (A) | 11 | Eastern A Divisional |
| 26.26 | Jillian Huls | Corvallis (A) | 11 | Western A Divisional |
| 26.33 | Blake Hardy | Frenchtown (A) | 10 | MCPS Invitational |
| 26.56 | Ella Varner | Corvallis (A) | 11 | Nelson-Thomas ABC Meet |
| 26.64 | Ginger Bergland | Whitefish (A) | 9 | Western A Divisional |
| 26.79 | Alexis Daigle | Frenchtown (A) | 11 | Western A Divisional |
| 26.81 | Shaylee Weidow | Corvallis (A) | 12 | Ravalli County Invitational |
| 26.87 | Amelia Stene | Polson (A) | 10 | Western A Divisional |
| 26.89 | Teslin Trombley | Browning (A) | 11 | Whitefish ARM Invitational |
| 26.99 | Fayth Clarno | Beaverhead Co./Dillon (A) | 12 | Western A Divisional |
| 27.05 | Nadia Bruno | Hamilton (A) | | Ravalli County Invitational |
| 27.18 | Mila Maddock | Whitefish (A) | 11 | Western A Divisional |