He attended Little Rock Parkview High School and garnered All-State team honors on offense (tight end) and defense (safety).
[8] Jackson made his Miami Dolphins debut six days later in a 37–10 win versus the eventual AFC champion Buffalo Bills, recording four receptions and 64 receiving yards, including a 24-yard touchdown score.
[10][11][12] In his final season, Jackson made 40 receptions for 505 yards and a career-high 10 touchdowns, assisting the Green Bay Packers to a 13–3 record and a win in Super Bowl XXXI.
During his career, every time he had a highlight on NFL Primetime, ESPN anchor Chris Berman would make reference to his famous name by imitating the voice of sports broadcaster Keith Jackson.
His eldest son, Keith Jackson Jr., played defensive line at Arkansas and was selected by the St. Louis Rams in the 2007 NFL draft.
His younger son, Koilan, played wide receiver at Arkansas; however announced his retirement from college football (due to injuries) on August 25, 2021.