Xazavian Valladay earned Special Mention All-State honors from the Chicago Tribune as a senior. He was ranked by 247 Sports as the No. 75 overall recruit in the state of Illinois in the 2017 recruiting class. Valladay helped lead Brother Rice High School a No. 8 seed in the 2016 Illinois Class 8A State Playoffs, before losing in the first round. Class 8A is the largest classification in the state of Illinois. Brother Rice High began the season with a perfect 8-0 start before ending the season with a 9-3 record. Twice during his senior season, Valladay was named his team's Offensive MVP of the Week. He played for head coach Brian Badke.
Valladay was also recruited by Purdue.