- Boys 400 M
- Heat 1 Prelims
- 1Griffin, Andre (11)Lincoln (S)
- 2Kent, Nathan (12)Rocklin
- 3Jackson, Carter (9)Folsom
- 4Stewart, Luke (12)Oak Ridge
- 5Hill, Irven (11)St Mary's
- 6Cardona Renshaw, Xavier (10)Merrill West
- 7Espinoza, Mateo (11)Tracy
- 8Higgins, Aidan (12)Jesuit
- Heat 2 Prelims
- 1Culetu, Colin (10)Oak Ridge
- 2Schaal, Jacob (11)Davis
- 3Mogensen, Brycen (12)Granite Bay
- 4Dailey, John (11)Whitney
- 5Ja, Isaac (12)Rocklin
- 6Archie, Jeremiah (10)Cosumnes Oaks
- 7Beloney, Mason (9)Cosumnes Oaks
- 8Brandt, Logan (10)Tracy
- Heat 3 Prelims
- 1Nalls, Marcus (10)Lincoln (S)
- 2Moody, Sam (11)Davis
- 3Ballard, Christopher Clay (12)Davis
- 4TeSelle, MacGregor (12)Rocklin
- 5Weathers, Elias (11)Cosumnes Oaks
- 6Fong, Ethan (11)Lincoln (S)
- 7Knutson, Cole (12)Davis
- 8Torres, David (12)Merrill West