| Mark | Athlete | School | Year | Meet |
|---|
| 2:16.21 | Annalise Lewis | Hamilton (A) | 9 | State A Championship |
| 2:18.33 | Mariah Aragon | Hardin (A) | 12 | Eastern A Divisional |
| 2:18.93 | Peyton Frame | Custer Co./Miles City (A) | 10 | Eastern A Divisional |
| 2:19.34 | Grace Jagodzinski | Billings Central (A) | 9 | State A Championship |
| 2:21.55 | Karis Brightwings-Pease | Hardin (A) | 9 | Eastern A Divisional |
| 2:22.41 | Ashlyn Ford | Havre (A) | 9 | Eastern A Divisional |
| 2:22.55 | Cecily Hope | Billings Central (A) | 10 | Midland Roundtable Top 10 |
| 2:22.80 | Hailey Watkins | Beaverhead Co./Dillon (A) | 12 | State A Championship |
| 2:22.88 | Faye Holland | Beaverhead Co./Dillon (A) | 11 | State A Championship |
| 2:23.18 | Madison Erving | Laurel (A) | 12 | Eastern A Divisional |
| 2:23.58 | Teslin Trombley | Browning (A) | 10 | Archie Roe Invitational |
| 2:24.36 | Kellie Klepper | Whitefish (A) | 11 | Archie Roe Invitational |
| 2:24.45 | Morgan Delaney | Polson (A) | 9 | Western A Divisional |
| 2:24.52 | Ashley Andrews | Columbia Falls (A) | 10 | Archie Roe Invitational |
| 2:25.60 | Dani Jordan | Lockwood (A) | 11 | Bill Kelly Twilight Invitational |
| 2:25.79 | Maeve Ingelfinger | Whitefish (A) | 12 | Russ Plicher Western Top 10 |
| 2:25.93 | Hailey Gingery | Havre (A) | 11 | Nelson-Thomas ABC Meet |
| 2:26.79 | Laurie Davidson | Corvallis (A) | 12 | Corvallis Quadrangular |
| 2:26.85 | Mya Badger | Columbia Falls (A) | 11 | Western A Divisional |
| 2:27.84 | Mila Johns | Columbia Falls (A) | 10 | Western A Divisional |