| Mark | Athlete | School | Year | Meet |
|---|
| 9:50.25 | Anthony Schmalz | Hamilton (A) | 11 | Western Montana Top 10 |
| 9:53.50 | Ty Mogan | Laurel (A) | 10 | Jock Stop Meet |
| 9:58.68 | Easton Albert | Hamilton (A) | 11 | Western Montana Top 10 |
| 10:06.00 | Jace Kalbfleisch | Whitefish (A) | 12 | State A |
| 10:08.48 | Logan Morley | Bigfork (A) | 9 | Archie Roe Invitational |
| 10:09.21 | Fischer Gangemi | Whitefish (A) | 12 | Archie Roe Invitational |
| 10:09.45 | Sage Schoonen | Beaverhead Co./Dillon (A) | 10 | State A |
| 10:11.82 | Delvin Walks | Hardin (A) | 11 | Jock Stop Meet |
| 10:12.70 | Aidan Theard | Anaconda (A) | 11 | Southwestern A Divisional |
| 10:14.10 | Cameron Meikle | Hamilton (A) | 9 | Southwestern A Divisional |
| 10:17.21 | Wyatt MadPlume | Browning (A) | 12 | State A |
| 10:21.27 | Matt Keltgen | Dawson Co./Glendive (A) | 12 | State A |
| 10:21.33 | Gunnar Nabozney | Frenchtown (A) | 11 | Northwestern A Divisional |
| 10:24.34 | Marc Klimas | Havre (A) | 12 | Whitefish A.R.M. Invitational |