| Mark | Athlete | School | Year | Meet |
|---|
| 14.43 | Merek Mihelish | Helena Capital (AA) | 10 | Helena Crosstown Meet |
| 14.73 | Evan Barnes | Glacier (AA) | 11 | Western AA Divisional |
| 14.77 | Archie LaFurge | Great Falls CMR (AA) | 12 | Capital-CMR Dual |
| 14.79 | Ethan Anderson | Glacier (AA) | 10 | State AA Championship |
| 14.80 | Nash Coley | Gallatin (Bozeman) (AA) | 11 | Midland Roundtable Top 10 |
| 14.86 | Gavin Mow | Helena Capital (AA) | 10 | Helena Crosstown Meet |
| 14.88 | Dylan Root | Jefferson/Boulder (B) | 12 | State B Championship |
| 14.98 | Corbin Weltzien | Missoula Hellgate (AA) | 10 | Sentinel Invitational |
| 15.16 | Rowley Dupras | Missoula Big Sky (AA) | 12 | Big Sky-Butte Dual |
| 15.19 | Aiden Read | Corvallis (A) | 12 | State A Championship |
| 15.24 | Kee Christiansen | Beaverhead Co./Dillon (A) | 11 | Western A Divisional |
| 15.27 | Aidan Martin | Gallatin (Bozeman) (AA) | 12 | Eastern AA Divisional |
| 15.34 | Wyatt Johnson | Bigfork (A) | 11 | Western B Divisional |
| 15.37 | Wesley Tschacher | Laurel (A) | 12 | State A Championship |
| 15.39 | Isak Epperly | Bigfork (A) | 12 | State B Championship |
| 15.40 | Nathan Tuinstra | Valley Christian (C) | 11 | Western C Divisional |
| 15.42 | Fogaa Fatupaito | Billings Skyview (AA) | 12 | Skyview-Belgrade Dual |
| 15.43 | Brody Hardy | Frenchtown (A) | 10 | Western A Divisional |
| 15.49 | Mitchell Fogelsong | Billings West (AA) | 12 | Billings Invitational |
| 15.50 | William Martin | Darby (B) | 12 | Western C Divisional |
| 15.57 | Benji Carlson | Billings Senior (AA) | 12 | Midland Roundtable Top 10 |
| 15.59 | Gage Norslien | Fergus/Lewistown (A) | 12 | State A Championship |
| 15.60 | Jacob Dolezal | Flathead (AA) | 11 | Western AA Divisional |
| 15.61 | Rance Hamilton | Manhattan Christian (C) | 10 | State C Championship |
| 15.61 | Alex Hausmann | Glacier (AA) | 11 | Western AA Divisional |
| 15.62 | Stockton Zimdars | Park City (B) | 12 | State C Championship |
| 15.68 | Caleb Stosich | Sweet Grass Co./Big Timber (B) | 10 | Midland Roundtable Top 10 |
| 15.70 | Adam Schrader | Columbia Falls (A) | 12 | State A Championship |
| 15.72 | JD Shepard | Belt (C) | 11 | Choteau Twilight Meet |
| 15.85 | Ryan Racht | Broadwater/Townsend (B) | 12 | Helena Small Schools |
| 15.90 | Levi Jensen | Chinook (B) | 12 | Northern C Divisional |
| 15.90 | Carson Krack | Whitefish (A) | 11 | State A Championship |
| 15.92 | Mason Elliott | Plains (B) | 12 | Seeley-Swan Invitational |
| 15.93 | Scott Klinker | Great Falls (AA) | 11 | Eastern AA Divisional |
| 15.94 | Beau Kastner | Belgrade (AA) | 11 | Eastern AA Divisional |
| 15.95 | Jackson Swanz | Hobson-Moore-Judith Gap (C) | 11 | State C Championship |
| 15.99 | Oliver Simianer | Missoula Big Sky (AA) | 11 | Big Sky-Capital Dual |
| 16.02 | Bowdrie Krack | Whitefish (A) | 12 | State A Championship |
| 16.04 | Matt Golik | Fergus/Lewistown (A) | 12 | State A Championship |
| 16.09 | Sam Henderson | Butte Central (A) | 10 | Park High Class A Meet |
| 16.09 | Zane Moodry | Butte Central (A) | 11 | State A Championship |