Prior to Stanford
- A 2024 graduate of Tesoro High School in Rancho Santa Margarita
- Four-year letterwinner, captained his team as a senior
- CIF Champions Division II (2022)
- Finalists in 2023
- South Coast League Champions (2023)
- Best of the West third place (2024)
- Named All-Tournament Team
- All CIF Player of the Year (2022-2023)
- South Coast League MVP (2023-2024)
- First Team All-Orange County (2022-2024)
- First Team South Coast League (2022-2024)
- Orange County High School All-Star (2024)
- Tesoro High School Athlete of the Year (2024)
- Scholar Athlete (2020-2024)
- Also lettered in basketball
- South Coast League champions
- Played club for A4 Volleyball and Balboa Bay
- Open Winter Formal Champions (2024)
- Open SoCal Showcase Champions (2024)
- Open AAU Junior Nationals Champions (2024
- Top 25 Underclassmen to Watch (2022-2024)
- 17s All-American (2022)
- AAU Jr. Nationals 17 Gold Division Bronze (2022)
- SoCal Cup Showcase All-Tournament Team (2022)
- SoCal Cup Winter Formal 17 Open All-Tournament Team (2021)
- USA Junior Nationals Bronze, Gold Division (2021)
USA Volleyball
- USA Boys U19 World Championships in Argentina 4th Place (2023)
- Winter Training Series in Anaheim (2023)
- USA Boys U19 National Team Pan American Cup in Guatemala Gold (2022)
- Winter Training Series in Anaheim (2022)
- Summer Training Series in Anaheim (2021)
Personal
- Parents are Tony and Jan Carreira
- Has an older sister, Kamalani
- Full name is Caiden Kaumanakamokilaoka'ehukai Carreira