| Mark | Athlete | School | Year | Meet |
|---|
| 25.16 | Marlow Schulz | Whitefish (A) | 11 | State A |
| 25.56 | Sadi Henderson | Corvallis (A) | 11 | State A |
| 26.08 | Kaitlynn Frost | Corvallis (A) | 10 | State A |
| 26.20 | Anna DiGiallonardo | Polson (A) | 12 | Archie Roe Invitational |
| 26.41 | Holly Anderson | Beaverhead Co./Dillon (A) | 10 | State A |
| 26.51 | Tiara Show | Browning (A) | 12 | Archie Roe Invitational |
| 26.76 | Cierra Lamey | Beaverhead Co./Dillon (A) | 10 | State A |
| 26.92 | Shaina Healey | Billings Central (A) | 12 | State A |
| 26.98 | Nicole Turner | Corvallis (A) | | Southwestern A Divisional |
| 27.15 | Isis Covington | Park/Livingston (A) | | State A |