| Mark | Athlete | School | Year | Meet |
|---|
| 21.67 | Malaki Simpson | Columbia Falls (A) | 12 | State A Championship |
| 22.01 | Kohbe Smith | Dawson Co./Glendive (A) | 12 | Glendive Shriners Invitational |
| 22.21 | Derek Criddle | Corvallis (A) | 12 | State A Championship |
| 22.24 | Brayden Kimberling | Havre (A) | 12 | State A Championship |
| 22.46 | Miles Wells | Hardin (A) | 12 | State A Championship |
| 22.49 | Tanner Schwend | Laurel (A) | 12 | State A Championship |
| 22.50 | Kai Golan | Columbia Falls (A) | 12 | State A Championship |
| 22.62 | Solomon Morgan | Corvallis (A) | 11 | Corvallis Quad |
| 22.64 | Carson Krack | Whitefish (A) | 12 | Sapphire Twilight Meet |
| 22.83 | William Snell | Billings Central (A) | 10 | Gold Strike Invitational |
| 22.94 | Michael Emge | Havre (A) | 12 | Cal Wearley Memorial Meet |
| 23.11 | Cameron McAllister | Laurel (A) | 12 | Gold Strike Invitational |
| 23.13 | Layne Phillips | Beaverhead Co./Dillon (A) | 11 | State A Championship |
| 23.14 | Beck Whicker | Custer Co./Miles City (A) | 11 | Glendive Shriners Invitational |