The 1998 Iowa State Cyclones football team represented Iowa State University as a member of the North Division in the Big 12 Conference during the 1998 NCAA Division I-A football season. Led by fourth-year head coach Dan McCarney, the Cyclones compiled an overall record of 3âÂÂ8 with a mark of 1âÂÂ7 in conference play, tying for fifth place at the bottom Big 12 North Division standings. Iowa State played home games at Jack Trice Stadium in Ames, Iowa.