The 2005 CHA Men's Ice Hockey Tournament was the 6th tournament in conference history and was played between March 11 and March 13, 2005, at the IRA Civic Center in Grand Rapids, Minnesota. By winning the tournament, Bemidji State received College Hockey America's automatic bid to the 2005 NCAA Division I Men's Ice Hockey Tournament.
The tournament featured six teams. The top two teams from the regular season received byes to the semifinals where they played the winners from the quarterfinal games. The two semifinal winners met in the championship game on March 13, 2005, with the winner receiving an automatic bid to the 2005 NCAA Division I Men's Ice Hockey Tournament.
Note: GP = Games played; W = Wins; L = Losses; T = Ties; PTS = Points; GF = Goals For; GA = Goals Against
<small>Note: * denotes overtime period(s)</small>