| Mark | Athlete | School | Year | Meet |
|---|
| 38.46 | Cleet Wrzesinski | Ennis (B) | 10 | Western Top 10 Meet |
| 38.72 | Taylor Trollope | Billings Skyview (AA) | 12 | State AA |
| 39.28 | Nolan Davis | Helena (AA) | 12 | State AA |
| 39.32 | Josh Barrows | Helena (AA) | 12 | Western AA Divisional |
| 39.37 | Caleb Neth | Manhattan (B) | 11 | State B |
| 39.43 | Jadin Casey | Stevensville (A) | 12 | State A |
| 39.44 | Daniel Pendergast | Stevensville (A) | 12 | Dillon Invitational |
| 39.88 | Koltin Haugrose | Belt (C) | 11 | 8C Districts |
| 40.09 | Jacob Grinwis | Belgrade (AA) | 10 | Central A Divisional |
| 40.34 | Riley Barta | Billings Skyview (AA) | 12 | State AA |
| 40.37 | Troy Andersen | Beaverhead Co./Dillon (A) | 10 | State A |
| 40.44 | Clay Dean | Butte (AA) | 12 | Butte Quad 4/30 |
| 40.64 | Keaton Grove | Whitefish (A) | 12 | Northwestern A Divisional |
| 40.71 | Bryce Green | Broadwater/Townsend (B) | 12 | State B |
| 40.79 | Jamison Hermanson | Great Falls (AA) | 11 | State AA |
| 40.87 | Will Hunthausen | Helena Capital (AA) | 11 | State AA |
| 40.93 | Connor Dowdy | Helena Capital (AA) | 11 | Western AA Divisional |
| 40.96 | Haiden Collins | Fergus/Lewistown (A) | 10 | Midland Roundtable Top 10 |
| 40.97 | Xavier Melice | Helena Capital (AA) | 9 | Western AA Divisional |
| 41.13 | Chade Gonter | Flathead (AA) | 12 | Archie Roe Invitational |
| 41.16 | Jared Schwend | Joliet (B) | 11 | State B |
| 41.16 | Gabe Sulser | Billings Senior (AA) | 9 | Midland Roundtable Top 10 |
| 41.19 | Quincy Wittman | Huntley Project (B) | 12 | Southern B Divisional |
| 41.33 | Kyle Schwede | Carter Co./Ekalaka (C) | 12 | Eastern Top 10 Meet |
| 41.36 | Austin Cook | Glacier (AA) | 12 | Glacier-Columbia Falls Dual |
| 41.44 | Alec Steele | Missoula Sentinel (AA) | 11 | Butte Quad 4/30 |
| 41.49 | Jacob Clairmont | Polson (A) | 11 | Lake County Meet |
| 41.57 | Michael Delaney | Charlo (C) | 11 | Lake County Meet |
| 41.64 | Myka Penny | Westby-Grenora (C) | 12 | 2C Districts |
| 41.70 | Luke Breigenzer | Glasgow (B) | 10 | State B |
| 41.71 | Collin Fischer | Missoula Sentinel (AA) | 11 | Western AA Divisional |
| 41.73 | Tyler Quilling | Sidney (A) | 12 | Eastern Top 10 Meet |
| 41.79 | Zac Allen | Laurel (A) | 12 | Eastern A Divisional |
| 41.82 | Tyler Davis | Flathead (AA) | 12 | Libby-Flathead Dual |
| 41.85 | Jake Wendt | White Sulphur Springs (C) | 11 | State C |
| 41.85 | Derrick Olsen | Helena (AA) | 10 | Helena Crosstown Meet |
| 41.92 | Tyler Gurchiek | Billings West (AA) | 10 | State AA |
| 41.93 | Danny DiGiallonardo | Polson (A) | 10 | Northwestern A Divisional |
| 41.94 | Carson Cantrell | Bigfork (A) | 12 | Western B Divisional |
| 41.98 | Bryce Cullen | Ronan (B) | 12 | Western B Divisional |
| 42.00 | Troy Pennington | Helena Capital (AA) | 12 | Helena Quadrangular |