| Mark | Athlete | School | Year | Meet |
|---|
| 22-05.5 | Elias Dewaters | Missoula Sentinel (AA) | 12 | State AA |
| 22-03 | Avery Stiles | Jefferson/Boulder (B) | 11 | State B |
| 22-02.25 | Seth Moon | Flathead (AA) | 12 | State AA |
| 22-01.75 | Alfred Peterson | Beaverhead Co./Dillon (A) | 12 | Western A Divisionals |
| 22-01.5 | Logan Riddle | Missoula Hellgate (AA) | 12 | State AA |
| 22-01 | Ry Olson | Joliet (B) | 12 | Park City/Harlowton Invitational |
| 22-00.5 | Brody Grebe | Melstone (C) | 12 | Park City/Harlowton Invitational |
| 21-11 | Chance Sheldon-Allen | Flathead (AA) | 11 | State AA |
| 21-10 | Zane Johnson | Beaverhead Co./Dillon (A) | 12 | Western A Divisionals |
| 21-09 | Drew Deck | Glacier (AA) | 11 | State AA |
| 21-08.75 | Gabe Longin | Great Falls (AA) | 11 | Eastern AA Divisionals |
| 21-08.25 | Jace Klucewich | Frenchtown (A) | 10 | Western Top 10 Meet |
| 21-07.5 | Casey Cayer | Richey-Lambert (C) | 12 | Baker Invitational |
| 21-07.5 | Keegan Barnes | Great Falls CMR (AA) | 11 | State AA |
| 21-06 | Cutter Thatcher | Butte Central (A) | 11 | State A |
| 21-05.25 | Joe Byorth | Billings Central (A) | 12 | State A |
| 21-05 | Zach Ingram | Beaverhead Co./Dillon (A) | 12 | Dillon Invite |
| 21-04 | Ryan Tirrell | Loyola Sacred Heart (B) | 12 | Western Top 10 Meet |
| 21-04 | Tommy Mellott | Butte (AA) | 11 | Swede Dahlberg Invitational |
| 21-03.25 | Brock Ping | Billings Senior (AA) | 10 | Midland Roundtable Top 10 |
| 21-02.5 | Dayron Johnson | Custer Co./Miles City (A) | 11 | Sidney Invitational |
| 21-02.25 | Cooper Waters | Loyola Sacred Heart (B) | 12 | State B |
| 21-01.75 | Levi Brubaker | Noxon (C) | 12 | 14C Districts |
| 21-01.25 | Gordon McMillion | Loyola Sacred Heart (B) | 10 | State B |
| 21-01 | Ethan Renner | Laurel (A) | 11 | State A |
| 21-00.5 | Jace Fasting | Bozeman (AA) | 11 | Bozeman-West-Skyview Triangular |
| 21-00 | Gavin Mills | Fairfield (B) | 10 | 10-C Preview Meet |
| 20-11.75 | Sean Hegstad | Glacier (AA) | 12 | State AA |
| 20-11.25 | Payden Lynn | Three Forks (B) | 12 | Manhattan Christian Invitational |
| 20-11 | Chris Hust | Huntley Project (B) | 12 | Billings Senior Tuesday Meet #2 |
| 20-10 | Cooper McGlothlin | Sidney (A) | 11 | Sidney Invitational |
| 20-09.5 | Noah Bouchard | Huntley Project (B) | 10 | State B |
| 20-09.25 | Caleb Bellach | Manhattan Christian (C) | 12 | TFMC Invitational Track Meet |
| 20-08.75 | Cade Briggs | Whitehall (B) | 12 | Manhattan Christian Invitational |
| 20-08.5 | Shane Girres | Great Falls Central (C) | 11 | Northern C Divisional |
| 20-08 | Nick Marais | Fort Benton (C) | 10 | State C |
| 20-07.5 | Kevin Jones | Billings Skyview (AA) | 10 | Bozeman-West-Skyview Triangular |
| 20-07.5 | Jack Waddell | Park/Livingston (A) | 10 | Park Invitational |
| 20-07.5 | Riley Kostelecky | Sidney (A) | 12 | John Polich Invitational |
| 20-07 | Caven Wade | Helena (AA) | 11 | Helena/Capital Crosstown |
| 20-07 | Tel Lunde | Wibaux (C) | 11 | Sidney Invitational |
| 20-06.75 | Keeley Bake | Fairfield (B) | 11 | Choteau Acantha Invitational |