| 1. | - | | Relay Team | 42.68a | ID | Rocky Mountain | 5A State Meet | Sat, May 19 |
| 2. | - | | Relay Team | 42.90a | ID | Eagle | 5A State Meet | Sat, May 19 |
| 3. | - | | Relay Team | 43.17a | ID | Meridian | 5A State Meet | Sat, May 19 |
| 4. | - | | Tyler Higby
Cody McKague
Karsten Nierdorer
Braden Corpus | 43.40a | ID | Borah | Pulse Invitational | Fri, Apr 13 |
| 5. | - | | Relay Team | 43.42a | ID | Mountain View (ID) | 5A District III Meet Day 2 | Fri, May 11 |
| - | | Relay Team | 43.42a | ID | Lake City | 5A State Meet | Sat, May 19 |
| 7. | - | | Gunnar Amos
Addison Johnson
Carlos Martinez
Reece Mahaffy | 43.59a | ID | Coeur D'Alene | 4A-5A District I/II Regional Championships | Thu, May 10 |
| 8. | - | | Relay Team | 43.87a | ID | Centennial | 5A District III Meet Day 2 | Fri, May 11 |
| 9. | - | | Brandon Phanmaha
Riley Smith
Jordan Smith
Tommie Turner | 43.95a | ID | Timberline | Bandanna Treasure Valley Invitational | Fri, Apr 20 |
| 10. | - | | Relay Team | 44.40a | ID | Boise | Boise City Meet (Boise host) | Thu, May 3 |
| 11. | - | | Keenan Marianno
Andy Scuderi
Riley Denney
Jordan Galland | 44.71a | ID | Post Falls | 4A-5A District I/II Regional Championships | Thu, May 10 |
| 12. | - | | Drew Melton
Samvir Gill
Sage Pino
Andres Nunez | 45.11a | ID | Lewiston | 4A-5A District I/II Regional Championships | Thu, May 10 |
| 13. | - | | Cordon Mecham
Tanner Nelson
Xane Moretz
Will Wightman | 45.50a | ID | Skyline | 5A District IV-V-VI Meet Day 1 | Thu, May 10 |
| 14. | - | | Jacob Miller
Marcell King
Patrick Bakwa
Kyle Ward | 45.63a | ID | Capital | Boise City Meet (Boise host) | Thu, May 3 |
| 15. | - | | Relay Team | 46.14c | ID | Vallivue | Meridian @ Vallivue | Fri, Mar 16 |
| 16. | - | | Greyden Clark
Clayton Powell
Bryce Frazee
Jared Ehardt | 46.40a | ID | Idaho Falls | High Country Conference Meet | Thu, May 3 |
| 17. | - | | Tyler Judy
Tanner Judy
Aaron Geurts
Josh Cameron | 47.13a | ID | Highland - P | Shelley Invite | Tue, Apr 10 |
