| Mark | Athlete | School | Year | Meet |
|---|
| 22-06 | Reed Harris | Great Falls (AA) | 10 | Billings West-Great Falls Dual |
| 22-05.5 | Noah Bouchard | Huntley Project (B) | 12 | Southern B Divisional |
| 22-05 | Brock Ping | Billings Central (A) | 12 | West High Tue Meet #1 |
| 22-04.5 | Nick Marais | Fort Benton (C) | 12 | Cal Wearley Memorial |
| 22-04 | Christian Hansen | Butte (AA) | 12 | Western Top 10 |
| 22-00.5 | Taco Dowler | Billings West (AA) | 11 | Billings West-Bozeman Dual |
| 21-11.5 | Jace Klucewich | Missoula Sentinel (AA) | 12 | Sentinel-Helena Dual |
| 21-09 | Gordon McMillion | Loyola Sacred Heart (B) | 12 | Seeley-Swan Invite |
| 21-06 | Parker Sinks | Sidney (A) | 11 | Dickinson Pankratz Meet (ND) |
| 21-05 | Jakob Webinger | Laurel (A) | 11 | Eastern A Divisional |
| 21-05 | Cormac Benn | Bigfork (B) | 12 | Northern C Divisional |
| 21-04 | Colby Martinez | Columbus (B) | 11 | State B |
| 21-03.25 | Isiah Marquart | Fergus/Lewistown (A) | 12 | Midland Roundtable Top 10 |
| 21-03.25 | Christian Vetter | Butte (AA) | 12 | Helena-Butte Dual |
| 21-02.5 | Gavin Mills | Fairfield (B) | 12 | 1B Districts |
| 21-02 | Dylan Snyder | Butte (AA) | 11 | Western AA Divisional |
| 21-01 | Ty Ator | Bozeman (AA) | 12 | Bozeman-Belgrade Dual |
| 21-00 | Hunter Cronenwett | Helena Capital (AA) | 11 | Helena Crosstown Dual |
| 21-00 | Jack Waddell | Laurel (A) | 12 | Laurel/Park City Invite |
| 21-00 | Connor Chalmers | Missoula Sentinel (AA) | 11 | Western AA Divisional |
| 20-11.5 | Joey Visser | Jefferson/Boulder (B) | 11 | Southern B Divisional |
| 20-11.5 | Aidan Jenkins | Shields Valley (C) | 12 | Manhattan Christian Invite |
| 20-11.5 | Hayden Phelps | Billings Senior (AA) | 11 | Senior-Bozeman Dual |
| 20-11.5 | Ryan Neil | Butte (AA) | 12 | Butte-Glacier Dual |
| 20-11.5 | Caden Dowler | Billings West (AA) | 11 | West High Tue Meet #1 |
| 20-10.5 | Tyler Gilman | Gallatin (Bozeman) (AA) | 11 | CMR-Gallatin Dual |
| 20-10.25 | Treyton Anderson | Beaverhead Co./Dillon (A) | 11 | Western A Divisional |
| 20-09.5 | Colter Woldstad | Harlowton-Ryegate (C) | 11 | Southern C Divisional |
| 20-09 | Clay Oven | Billings Central (A) | 10 | West High Tue Meet #3 |
| 20-09 | Hayden Diekhans | Fort Benton (C) | 12 | Havre Lions Invitational |
| 20-09 | Michael Swan | Manhattan (B) | 11 | Joliet/PC Invitational |
| 20-08.5 | Gus Nunez | Great Falls CMR (AA) | 10 | Billings Senior-CMR Dual |
| 20-08 | Jeffrey Jacobs | Frenchtown (A) | 12 | Western A Divisional |
| 20-07.5 | Cameron Brusven | Plentywood (C) | 11 | Fairview HS Invitational |
| 20-07.25 | Michael Hayden | Billings Central (A) | 12 | State A |
| 20-07 | Carson Callison | Clark Fork/Alberton-Superior (C) | 12 | KLH Memorial Track Meet |