2021 General Information

11U is for players who are born 2011 or 2012.

House League is developmental and recreational and is not intended to subject the children to extreme competition. The intention is to provide the basic fundamentals of baseball and stress sportsmanship and fair play.

Registration will open in January 2022. Please watch our website and facebook page for updates on registration.

Ages: 2011 - 2012

Cost: $330.00 

Days: Monday - Wednesday

Time: 6:00 to 8:30

Season start: May 2nd (Weather permitting)

Season End: July 13th (weather permitting)


Equipment Required: Helmet, Baseball Glove, Shoes/Cleats(no metal). Optional: Bat

*Dates and times subject to change depending on the number of teams/players.

Also watch our Facebook page Grande Prairie Minor Baseball for updates


Please email 11Udirector@gpmba.ca for any questions you have regarding the 11UDivision





  • The diamond dimensions shall be 60 feet between bases. The pitching rubber distance shall be 44 feet from the tip of home plate.



Mosquito Rules





Nights of Play are Mondays and Wednesdays 6:00 pm to 8:30 pm. Games are to start by 6:30 pm no new inning is to start after 8:00 pm

All games are to a maximum of six innings, if time and weather permits. A game stopped due to weather will be considered complete if 3 innings have been finished. Keep warm-ups to a minimum to get innings in.


Any game where a team has less than 7 players at the diamond 15 minutes past the designated start of the game, it will result in the team forfeiting their right to win, teams will balance players and game play will start. If there are not enough players to balance teams the game will be called and players can leave the diamond.


When playing with 7 players the 8th and 9th place in the batting order are not automatic outs.




GPMBA will update the website no later than 4pm with a rain or weather cancellation, coaches will also receive a text in the event of a cancellation.


Coaches are responsible for arranging for the makeup of a rainout.

Note that once a rainout is called, the game should be rescheduled within one week and played as soon as possible.


Schedule rainouts 780 296 1550



Bases and Pitching Mound                                   

  Pitching mound set at 44'. Bases are to be set at 60'.  

Bat Regulations                                                       Baseball Alberta Regulations

Maximum Differential              None

Maximum Diameter                 2 1/4"

Maximum Length                     32"



Walks and intentional walks are not permitted.

If a pitcher throws 4 balls, the coach from the hitting team will side toss to his hitter. Hitters can only reach base by way of hit or error. Current pitch count will not apply. Coach can side toss up to three times.



  • If player fouls the 3rd side toss ball, then he/she gets another toss 
  • If player misses the 3rd side toss, he/she is out
  • Coaches need to emphasize to kids to swing bat  
  • Umpires need to emphasize wider strike zones



Note coach can only toss from foul territory due to safety reasons and not to interfere with the play. Coaches cannot pitch from the mound.                                             

Other General Rules


A courtesy runner may be used for catchers when they are on base with 2 outs in an inning for all regular season league games.


Baseball Canada rules except where identified for the following:


  • Unlimited Substitution - every player present will be placed on the line-up card in the batting order and will all bat in order; players are allowed to move in/out defensively without restrictions except that if the pitcher leaves the mound to play another defensive position, that pitcher may not return to the mound or catch in the same game (see fair play rule below); any player who becomes injured or must leave the game will be skipped in the batting line-up with no
  • All players who are present for a game and in uniform (unless injured and unable to play or suspended for that game by the league or team) must be listed on the batting order/line-up card - any coach who sits a player to gain a competitive advantage will be subject to
  • FAIR PLAY RULE - A player is not to sit more than 2 consecutive innings during the game, and no player shall sit more than 2 innings in a game until all players have sat at least 2
  • Mercy Rule is in effect (10 run differential when the losing team has completed their 4th offensive inning/at bat)
  • Stealing - Stealing is NOT permitted in Mosquito 'A'
  • Maximum 5 Run/Half Inning Rule - Once the 5th run of a half inning is scored the inning automatically stops no matter how many outs there are and the half inning is
  • Lead Offs - no leading
  • Defensive Players - Maximum of 9 players on the
  • Infield Fly Rule - Does not apply
  • Pitcher - may only pitch fastballs and change-ups


Pitch Counts


General Rules


Any player on the team is eligible to pitch, and there are no restrictions to the number of pitchers a coach may use in a game.


A pitcher can only pitch a maximum of 2 innings or a total 44 pitches per game (based on Baseball AB Medium pitch count)

Players CANNOT pitch and catch in the same game.






1 - 20



21 - 30

1 Day


31 - 44





  • Soccer cleats and rubber baseball cleats are Absolutely NO METAL CLEATS
  • Double eared batting helmet
  • Proper pants are required sweat or baseball pants ABSOLUTLY NO shorts, proper running shoes are also required if cleats are not being worn.
  • Protective cups both Male and Female is

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