| Mark | Athlete | School | Year | Meet |
|---|
| 1:58.76 | Kyle Calles | Flathead (AA) | 12 | State AA |
| 1:59.41 | Griffin May | Bozeman (AA) | 11 | Montana State AA/B Track Meet |
| 1:59.65 | Finn Bentler | Billings Senior (AA) | 11 | Billings City Meet |
| 1:59.72 | Jacob Vetter | Butte (AA) | 12 | State AA |
| 2:00.15 | Noah McNelis | Missoula Sentinel (AA) | 12 | State AA |
| 2:00.63 | Van Gottwals | Billings West (AA) | 12 | Midland Roundtable Top 10 |
| 2:01.29 | Jack Springer | Billings Skyview (AA) | 12 | Midland Roundtable Top 10 |
| 2:01.58 | Ben Perrin | Flathead (AA) | 12 | Flathead-Hellgate-Sentinel |
| 2:01.77 | Jonathan Wheeler | Bozeman (AA) | 11 | Bozeman-Butte Dual |
| 2:02.13 | Gordon Gentry | Great Falls CMR (AA) | 12 | Great Falls City Meet |
| 2:02.86 | Parker Noland | Flathead (AA) | 12 | State AA |
| 2:03.19 | Ethan Wynia | Billings Senior (AA) | 10 | Billings Invitational |
| 2:03.22 | Ben Schwaller | Glacier (AA) | 12 | Archie Roe |
| 2:03.36 | Luke Sullivan | Helena Capital (AA) | 9 | State AA |
| 2:03.58 | Nicholas Patch | Bozeman (AA) | | State AA |
| 2:03.62 | Kegan Morris | Missoula Sentinel (AA) | | State AA |
| 2:03.66 | Lucca Wellenstein | Missoula Hellgate (AA) | 12 | Archie Roe |
| 2:03.68 | Seth Petsch | Billings West (AA) | 9 | Billings City Meet |
| 2:03.84 | Keaton Fischer | Flathead (AA) | 11 | Archie Roe |