| Mark | School | Meet |
|---|
| 4:07.73 | Baker (B) | State B |
| 4:11.92 | Huntley Project (B) | State B |
| 4:14.33 | Columbus (B) | Midland Roundtable Top 10 |
| 4:16.16 | Manhattan (B) | Midland Roundtable Top 10 |
| 4:18.35 | Colstrip (B) | Al Walker Memorial |
| 4:21.39 | Three Forks (B) | Manhattan Christian Invitational |
| 4:21.50 | Glasgow (B) | North/East Top 10 |
| 4:21.84 | Sweet Grass Co./Big Timber (B) | Midland Roundtable Top 10 |
| 4:22.10 | Roundup (B) | Southern B Divisional |
| 4:23.16 | Fairfield (B) | 10-C Preview Meet |
| 4:24.31 | Powell Co./Deer Lodge (B) | Deer Lodge/Arlee/Seeley |
| 4:24.82 | Jefferson/Boulder (B) | Sunshine Meet |