Johnson is one of the top prospects on defense in Texas and had 72 tackles, 46 unassisted last season, with three interceptions. As a sophomore he had 35 tackles and an interception.
He was also offered by schools including Arizona, Arkansas, Baylor, LSU, Notre Dame, Missouri, Nebraska, TCU, Texas A&M, Texas Tech, Utah and many others.
Johnson played youth league football with OSU offensive line commitment Travis Cross of Plano West. He is one of the top prospects in Texas and a Super Team selection in Texas Football magazine.