| Mark | Athlete | School | Year | Meet |
|---|
| 2:12.04 | Makena Morley | Bigfork (A) | 11 | Western Montana Top 10 |
| 2:13.03 | Sadi Henderson | Corvallis (A) | 12 | Western Montana Top 10 |
| 2:13.81 | Marlow Schulz | Whitefish (A) | 12 | Western Montana Top 10 |
| 2:18.37 | Emily Cheroske | Bigfork (A) | 12 | State B |
| 2:22.25 | Kaycie Stewart | Corvallis (A) | 12 | MCPS Invitational |
| 2:23.11 | Claudia Hewston | Polson (A) | 12 | Northwestern A Divisional |
| 2:24.05 | Emme Warnken | Corvallis (A) | 9 | State A |
| 2:24.71 | Isabella Pape | Corvallis (A) | 11 | Wayne Estes Invitational |
| 2:26.41 | Maja Holmquist | Frenchtown (A) | 12 | Northwestern A Divisional |
| 2:26.66 | Samantha Mundel | Columbia Falls (A) | 11 | Northwestern A Divisional |
| 2:27.05 | Petyon Filius | Havre (A) | 12 | State A |