| Mark | School | Meet |
|---|
| 3:15.92 | Flathead (AA) | State AA Championship |
| 3:18.34 | Gallatin (Bozeman) (AA) | State AA Championship |
| 3:21.25 | Bozeman (AA) | State AA Championship |
| 3:21.76 | Glacier (AA) | State AA Championship |
| 3:23.27 | Helena (AA) | State AA Championship |
| 3:23.80 | Helena Capital (AA) | Western AA Divisional |
| 3:24.80 | Red Lodge (B) | Southern B Divisional |
| 3:24.89 | Whitefish (A) | Russ Plicher Western Top 10 |
| 3:25.20 | Columbia Falls (A) | State A Championship |
| 3:25.82 | Billings Skyview (AA) | State AA Championship |
| 3:26.30 | Hardin (A) | Eastern A Divisional |
| 3:27.39 | Missoula Sentinel (AA) | MCPS Invitational |
| 3:27.93 | Billings Senior (AA) | Eastern AA Divisional |
| 3:27.95 | Missoula Big Sky (AA) | State AA Championship |
| 3:28.13 | Havre (A) | Eastern A Divisional |
| 3:28.66 | Belt (C) | State C Championship |
| 3:28.97 | Hobson-Moore (C) | State C Championship |
| 3:29.07 | Great Falls (AA) | Eastern AA Divisional |
| 3:29.35 | Helena Capital (AA) | CMR-Capital Dual |
| 3:29.35 | Great Falls CMR (AA) | CMR-Capital Dual |
| 3:29.39 | Custer Co./Miles City (A) | Eastern A Divisional |
| 3:29.71 | Dawson Co./Glendive (A) | State A Championship |
| 3:30.01 | Hamilton (A) | Nelson-Thomas ABC Meet |
| 3:30.12 | Billings West (AA) | State AA Championship |
| 3:30.35 | Park/Livingston (A) | State A Championship |
| 3:30.45 | Belgrade (AA) | Eastern AA Divisional |
| 3:30.67 | Corvallis (A) | State A Championship |
| 3:31.16 | Lustre Christian (C) | State C Championship |
| 3:31.37 | Manhattan Christian (C) | State C Championship |
| 3:31.45 | Missoula Hellgate (AA) | State AA Championship |
| 3:31.87 | Harlowton-Ryegate-Judith Gap (C) | State C Championship |
| 3:31.96 | Ronan (A) | Western A Divisional |
| 3:32.02 | Lincoln Co./Eureka (B) | State B Championship |
| 3:32.02 | Loyola Sacred Heart (B) | Western B Divisional |
| 3:32.32 | Jefferson/Boulder (B) | Gallatin Valley Invitational |
| 3:32.33 | Billings Central (A) | Joe Tacke Invitational |
| 3:32.68 | Powder River Co./Broadus (C) | State C Championship |
| 3:32.87 | Fairview (B) | State B Championship |
| 3:32.95 | Valley Christian (C) | State C Championship |
| 3:33.13 | Laurel (A) | Joe Tacke Invitational |
| 3:33.20 | Bigfork (A) | Western A Divisional |
| 3:33.28 | Fort Benton (C) | Northern C Divisional |
| 3:33.53 | Glasgow (B) | Norm Girard North/East Top 10 |
| 3:33.68 | Butte (AA) | State AA Championship |
| 3:34.53 | Frenchtown (A) | Western A Divisional |
| 3:35.17 | Scobey (C) | State C Championship |
| 3:35.23 | Beaverhead Co./Dillon (A) | Western A Divisional |
| 3:35.24 | Manhattan (B) | State B Championship |
| 3:35.66 | Park City (B) | State B Championship |
| 3:35.74 | Browning (A) | Nelson-Thomas ABC Meet |
| 3:36.14 | Columbus (B) | Southern B Divisional |
| 3:36.25 | Chester-Joplin-Inverness (C) | Northern C Divisional |