This is the 2017-18 Mauricie Junior A Hockey League season.
- The Louiseville Coyotes leave the league.
The league (along with most junior leagues in Quebec) uses what is called a Fair Play Point which is a bonus point in the standings if the team meets certain requirements in terms of avoiding penalties.
- Game 1: Shawinigan-Sud Olympiens defeated Grand'Mere Xtremes 5-4
- Game 2: Cap-de-la-Madeleine Barons defeated Mekinac Mustangs 4-3
- Game 3: St-Louis-de-France Titans defeated Shawinigan-Sud Olympiens 5-0
- Game 4: Mekinac Mustangs defeated Grand'Mere Xtremes 3-1
- Game 5: St-Louis-de-France Titans defeated Cap-de-la-Madeleine Barons 5-3
- Game 6: Shawinigan-Sud Olympiens defeated Mekinac Mustangs 3-2
- Game 7: Shawinigan-Sud Olympiens defeated Cap-de-la-Madeleine Barons 4-2
- Game 8: Shawinigan-Sud Olympiens defeated St-Louis-de-France Titans 4-3
- Game 9: Shawinigan-Sud Olympiens defeated St-Louis-de-France Titans 3-1
- Game 10: Trois-Rivieres Sieurs defeated Nicolet Panthers 5-3
- Game 11: Becancour Riverains defeated Trois-Rivieres-Ouest Eagles 3-1
- Game 12: Trois-Rivieres-Ouest Eagles defeated Nicolet Panthers 5-2
- Game 13: Trois-Rivieres Sieurs defeated Becancour Riverains 4-3
- Game 14: Becancour Riverains defeated Trois-Rivieres-Ouest Eagles 3-2
- Game 15: Becancour Riverains defeated Trois-Rivieres Sieurs 3-2
- Game 16: Becancour Riverains defeated Trois-Rivieres Sieurs 4-3