| Mark | Athlete | School | Year | Meet |
|---|
| 9:16.53 | Ben Perrin | Flathead (AA) | 12 | Archie Roe |
| 9:19.01 | Levi Taylor | Laurel (A) | 12 | Jockstop Invitational |
| 9:29.07 | Ian Curtis | Missoula Hellgate (AA) | 11 | State AA |
| 9:34.94 | Lukas Horejsi | Missoula Hellgate (AA) | 11 | State AA |
| 9:36.46 | Owen Smith | Billings Senior (AA) | 11 | State AA |
| 9:37.86 | Simon Hill | Glacier (AA) | 11 | State AA |
| 9:39.23 | Stirling Marshall-Pryde | Bozeman (AA) | 10 | State AA |
| 9:43.76 | Ignatius Fitzgerald | Missoula Hellgate (AA) | 10 | State AA |
| 9:44.30 | Alexander Koehn | Billings West (AA) | 12 | State AA |
| 9:45.85 | Caleb Hornung | Billings West (AA) | 10 | State AA |
| 9:46.46 | Xander Danenhauer | Bozeman (AA) | 10 | State AA |
| 9:48.20 | Connor O'Hara | Great Falls CMR (AA) | 11 | State AA |
| 9:50.49 | Gordon Gentry | Great Falls CMR (AA) | 12 | State AA |
| 9:51.45 | Riley Schott | Manhattan Christian (C) | 10 | Midland Roundtable Top 10 |
| 9:52.39 | Dax Summers | Missoula Hellgate (AA) | 11 | State AA |
| 9:53.07 | Sam Fulbright | Fergus/Lewistown (A) | 11 | Eastern A Divisional |
| 9:54.01 | Jesse Dimich-Louvet | Billings Senior (AA) | 11 | State AA |
| 9:54.65 | Ivan Gallego | Missoula Hellgate (AA) | 10 | Missoula City Meet |
| 9:54.77 | Casey Bloomer | Bozeman (AA) | 12 | Eastern AA Divisionals |
| 9:57.25 | Nash Grafe | Glacier (AA) | 12 | Western Top 10 Meet |
| 9:57.70 | McKay Hunter | Missoula Sentinel (AA) | 11 | State AA |
| 9:57.98 | Samuel Smith | Richey-Lambert (C) | 10 | North/East Top 10 |
| 9:59.36 | Zane Roush | Helena (AA) | 12 | CMR Quadrangular |
| 9:59.52 | Ellis McKean | Glasgow (B) | 12 | State B |
| 10:00.31 | Lucas Horejsi | Missoula Hellgate (AA) | 11 | MCPS Invitational |
| 10:01.03 | Aren Alexander-Battee | Glacier (AA) | 12 | Archie Roe |
| 10:02.07 | John Quindry | Missoula Sentinel (AA) | 12 | MCPS Invitational |
| 10:02.82 | Robert Lowdog | Billings West (AA) | 10 | Gary Benson Invitational (WY) |
| 10:03.82 | Zander Ackerman | Wolf Point (B) | 10 | State B |
| 10:04.07 | Otto MacDonald | Missoula Sentinel (AA) | 12 | Western AA Divisional |
| 10:06.03 | Will Flowers | Corvallis (A) | 11 | MCPS Invitational |
| 10:07.76 | Ben Morrison | Manhattan Christian (C) | 11 | Gallatin Valley Invitational |
| 10:08.61 | Dylan Wichman | Billings Central (A) | 11 | Jockstop Invitational |
| 10:08.91 | Joe Lamb | Columbia Falls (A) | 11 | Archie Roe |
| 10:09.21 | Wilson Overby | Glasgow (B) | 11 | State B |
| 10:09.90 | Brad Cichosz | Harlem (B) | 11 | Northern B Divisional |
| 10:11.46 | Brooks Peters | Bozeman (AA) | 12 | Eastern AA Divisionals |
| 10:11.86 | Sean Stineford | Missoula Big Sky (AA) | 12 | MCPS Invitational |
| 10:12.01 | Kyle Calles | Flathead (AA) | 12 | Flathead Mini-Invitational |
| 10:13.04 | Luke Lutz | Frenchtown (A) | 12 | State A |
| 10:13.11 | Colton Kirkland | Hamilton (A) | 9 | MCPS Invitational |
| 10:13.15 | Wills Degrandpre | Charlo (C) | 12 | State C |
| 10:13.34 | Zak Meeker | Manhattan (B) | 12 | Southern B Divisional |
| 10:14.32 | Mason Sloan | Polson (A) | 10 | State A |
| 10:14.50 | Adam Lingle | Missoula Sentinel (AA) | 12 | MCPS Invitational |
| 10:14.80 | Aidan Jarvis | Columbia Falls (A) | 10 | State A |
| 10:16.45 | Brian Healy | Corvallis (A) | 11 | MCPS Invitational |
| 10:19.05 | Miles Vrentas | Whitefish (A) | 11 | MCPS Invitational |
| 10:19.94 | Bryce Love | Manhattan (B) | 12 | State B |
| 10:24.71 | Donavon Chaffin | Darby (B) | 12 | State C |