The Vandals won their first three conference games to move to 4–3 overall, then lost their final five games, all in conference. They finished the season with a 4–8 overall record and 3–5 in conference play, which was the team's seventh-straight season with a losing record. Erickson departed in December to become the head coach at Arizona State.
*Non-conference game. Homecoming. #Rankings from Coaches' Poll released prior to game.
Idaho's reported home attendance for 2006 was 72,717 for five games, an average of 15,543. The maximum was 17,000 for the Boise State game on October 21, and the minimum was 10,435 for the San Jose State game on November 25, two days after Thanksgiving.