| Mark | Athlete | School | Year | Meet |
|---|
| 22.42 | Solomon Morgan | Corvallis (A) | 12 | Sapphire Twilight Meet |
| 22.50 | Ayden Spencer | Corvallis (A) | 10 | Nelson-Thomas ABC Meet |
| 22.56 | William Snell | Billings Central (A) | 11 | Eastern A Divisional |
| 22.57 | Jack Phelps | Columbia Falls (A) | 12 | Columbia Falls Iceberg Invitational |
| 22.73 | Beck Whicker | Custer Co./Miles City (A) | 12 | Eastern A Divisional |
| 22.78 | Brody Hardy | Frenchtown (A) | 12 | Columbia Falls Iceberg Invitational |
| 22.87 | Cole Zeigler | Frenchtown (A) | 12 | Columbia Falls Iceberg Invitational |
| 22.90 | Colby Minton | Whitefish (A) | 10 | Whitefish ARM Invitational |
| 23.07 | Dylan Miller | Lockwood (A) | 11 | Eastern A Divisional |
| 23.08 | Randy RunningRabbit | Browning (A) | 12 | Browning Time Trials |
| 23.09 | Riley Zetooney | Whitefish (A) | 12 | Bigfork/Columbia Falls/Whitefish Tri |