The season ended with Super Bowl XIX when the San Francisco 49ers defeated the Miami Dolphins 38–16 at Stanford Stadium in California.
Another statistical record broken was Mark Gastineau for most sacks in a single season, with 22 (surpassed by Michael Strahan in 2001 and by T.J. Watt in 2021).
Salaries increased significantly over the past two seasons in the NFL, up nearly fifty percent; new Houston Oilers quarterback Warren Moon led the list at $1.1 million.
The Pro Football Hall of Fame Game, in which the Seattle Seahawks defeated the Tampa Bay Buccaneers 38–0, was contested on July 28, 1984, and held at Fawcett Stadium in Canton, Ohio, the same city where the league was founded.
Howard Cosell left MNF, primarily due to the fallout of his offhand remarks about wide receiver Alvin Garrett during a 1983 broadcast that was viewed as racially insensitive.
O. J. Simpson was then promoted from fill-in to full-time color commentator, joining Frank Gifford and Don Meredith in the booth.