The 1998 NCAA Division III football season, part of the college football season organized by the NCAA at the Division III level in the United States, began in August 1998, and concluded with the NCAA Division III Football Championship, also known as the Stagg Bowl, in December 1998 at Salem Football Stadium in Salem, Virginia. The Mount Union Purple Raiders won their fourth, and third consecutive, Division III championship by defeating the Rowan Profs, 44−24.