- Boys 400 M Var
- Heat 1 Prelims
- 1Sarmiento, JonathanRiver City
- 2Furtch La Salle, AndrewLaguna Creek
- 3Osby, RokeenMonterey Trail
- 4Tholley, HalimLaguna Creek
- 5Toor, HarsimerdeepMonterey Trail
- 6Odiwo, WilliamsLaguna Creek
- 7Nicholas Ramiscal, ManuelLaguna Creek
- Heat 2 Prelims
- 1Smith, KeianLaguna Creek
- 2Skeie, OdinMcClatchy
- 3Cardenas, OrestesMonterey Trail
- 4Doctolero, BrysonMonterey Trail
- 5Madison, ShahilMonterey Trail
- 6Magana, RamiroLuther Burbank
- 7Ortega, AlexRiver City
- Heat 3 Prelims
- 1Borrows, JaylinLuther Burbank
- 2Love, KadenMonterey Trail
- 3Hollowell, JerimiahLaguna Creek
- 4Brau, DominicKennedy-Sac
- 5Parrow, DamienMonterey Trail
- 6Lomax, TylenLaguna Creek
- 7Leali, BrandonMonterey Trail
- Heat 4 Prelims
- 2Guerrero, JoshRiver City
- 3Castillo, XavierLaguna Creek
- 4Wilder, ElijahMonterey Trail
- 5Hayes, NoahKennedy-Sac
- 6O'Malley, KeelanKennedy-Sac
- 7Blair, RichardLaguna Creek