Calendar of Events

Select Rookie Ball Final Try Outs

 Wednesday February 21, 2018 6:00 pm at St. Mary Catholic High School (small gym) in Pickering (off of Whites Road). All kids wanting to try out must be already registered for the 2018 Ajax Baseball House League. Kids must  be born in either 2009, 2010 or 2011. For more details contact Coach Denny

In-Person Registration Days  
Sat February 24, 2018, Ajax Community Centre - 10 AM to 2 PM, 75 Centennial Road, between pads 3 & 4
Opening Day 2018
Sun May 6, 2018, location and times to be determined 
2018 Season Starts
Mon May 7, 2018, games start this week
Picture Day 2018
Sun June 3, 2018 - schedule TBA (House League, Select and Rep) 
Wed June 6, 2018 - schedule TBA (Rep/Select).
Jr T-Ball and T-Ball Fun Night
Mon August 13, 2018. rain date Tue August 14, 2018, schedule to follow. 
Umpires Needed

The Ajax Spartans Minor Baseball Association is currently seeking new and experienced umpires to join our team for the upcoming 2018 season.

If you are interested in becoming an umpire and you are born in 2006 or earlier please send a resume directly to our Umpire and Chief – John Petsinis.  Applications will be taken up to February 10th.

Also if you have any questions regarding the process please do not hesitate to contact John.



John Petsinis

ASMBA Umpire and Chief


Today's Games
Click on this link to see a list of Today's Games or drop down the Day list and select "ALL" to see all games scheduled for this week.
2018 Registration is now LIVE

2018 Registration is now available. 
Click on the register now button below to get to the registration page. 

Question - "How do I know what night my age group will be playing on?"

Answer - We have recently updated our house league section with this information for 2018. Please follow the link to the "House League Updates page.



Jan 5, 2016
iOS and Android apps available

Feb 26, 2015
subsidies available

May 22, 2014
Now available by booking

Jan 30, 2013
We have recently updated

Jan 30, 2013
We have recently updated

Feb 15, 2012
t-shirts, shorts, jackets

Aug 28, 2011
ASMBA volunteer

view news archives

FAN ware

Ajax Baseball is happy to announce that you are now able to get Ajax Baseball FAN ware at Roy's Enterprise in Whitby (1609 McEwen Drive, Whitby). Click on the photo below for a link to the order page.

Toronto Blue Jays Honda Instructional Clinic June 10, 2017

June 10, 2017 Toronto Blue Jays Honda Instructional Clinic SOLD OUT

Ajax Spartans Minor Baseball is pleased to announce that our clinic was a huge success and the weather even cooperated for us. Please feel free to click on this link to check out the pictures that were taken.

Game Day Status


In our world there are only two seasons, "BASEBALL SEASON" and "The other seasons", unfortunately it is not "BASEBALL SEASON" right now.


Ajax Weather




Note: updates on this page refer to ASMBA games played on Ajax Diamonds only.

Town of Ajax hotline for diamonds that are allowed to be used or not is based on field conditions as of 4 pm from Monday to Friday. (905) 619-2529 ext 4124

To check the availability of diamonds in Pickering you can follow this link.


If you have suggestions for upgrades to our new website please contact the Ajax Spartans Minor Baseball Association Webmaster; Wayne Clarke
Mailling Address

Mailing Address
253-75 Bayly Street 
Suite 253 
Ajax, Ontario 
L1S 7K7



Established 1955