[1] Henton was a standout quarterback for Peach County High School in his hometown of Fort Valley, Georgia.
As a junior, Henton earned an All-State Honorable Mention after passing for 1,810 yards with 19 touchdowns and only five interceptions.
[2] Antonio Henton missed the first three games of his senior season (all of which Peach County lost.)
Henton returned in Week 4, however, and proceeded to lead his team to a 12–3 record and the state title.
[2] Henton redshirted as a freshman in 2006 with the Ohio State Buckeyes and was a member of the practice squad.