Prior to Stanford
- A 2023 graduate of Arvada West High School in Arvada, Colorado
- Four-year letterwinner, captained his team as a junior and senior
- High school made two state tournament appearances
- Colorado Player of the Year (2023)
- USA Today HSSA Boys Volleyball Player of the Year watch list (2023)
- Two-time First Team All-State (2022, 2023)
- Two-time AVCA Player of the Week (2022, 2023)
- Two-time Jeffco Conference Player of the Year (2022, 2023)
- Also a four-year letterwinner in tennis
- Named 2022 Jeffco Conference Doubles Team of the Year
- Played for Front Range Volleyball Club
- Volleyballmag.com Fab 50 (2023)
- SoCal Invitational All-Tournament Team (2022)
Personal
- Parents are David and Dena Kneisl
- Has two older sisters, Chloe and Caitlyn
- Born in Fayetteville, Arkansas
- Full name is Carson Orion Kneisl