M.A.A. Spring Rec Baseball and Fastpitch Registration ending soon. Registration will close in EARLY March. Please register now. 4K-5K, 1-2nd Grade, 3-4th Grade, 5-6th Grade and 7-8th Grade.

Baseball openings - 7-8th Grade Boys still has up to 2 openings and 5-6th Grade Boys has 2 openings while 3-4th Grade Boys has a waitlist.

1-2nd Boys and Girls Baseball/Fastpitch spring tune-up clinic, April 22 & 23.  Click here for more information.

Boys Select Baseball Mavericks Spring Scrimmage Registration is going on now! If your team would like to participate, please click here to Register.   For more information, please click here. 7th Grade (U13) and 8th Grade (U14) are closed.

Save the date! MAA Red, White and Brew will take place on November 11, please click here for more information

Umpire Clinic information, April 29. please click here

MAA Memos

Congratulations to Mavericks Coach, Jon Wallgren who is the recipient of the Sportsmanship Award by the WSYBL.



29: last day of Adult Indoor Volleyball


22 & 23: 1-2nd Grade Spring Tune-up Clinic (please click here to view more)

29: Umpire Clinic 9am-4pm Merton Intermediate school (please click here to view more)


19: Photo night Intermediate School Gym

20: Opening Day Baseball/Fastpitch

Contact Heidi Blatnik, M.A.A. Activities Director (mailto:actdir@mertonathletics.org) with general questions or feedback.

 M.A.A. Programs


  • AMSAC Girls Basketball 5th and 6th Grade - September 12 is deadline to register, games start on October 1.
  • 3-4th Grade Girls Rec Basketball - October
  • 5-6th Grade Boys Rec Basketball - October
  • 7-8th Grade Boys Rec Basketball - October
  • 1-2nd Grade Co-ed Rec basketball - October

ADULT CO-ED VOLLEYBALL - to register please click here


  • AMSAC Boys Basketball 5th and 6th Grade - January
  • 3-4th Grade Boys Rec Basketball - January
  • 5-6th Grade Girls Rec Basketball - January
  • Soccer Co-ed Indoor 5K-1st Grade, 2-3rd Grade, 4-5-6th Grade - Late January


  • 4K-5K coach pitch baseball
  • 1st-2nd Grade Machine pitch boys baseball
  • 1st-2nd Grade Machine pitch girls fastpitch
  • 3rd-4th Grade boys little leauge baseball
  • 3rd-4th Grade girls fastpitch
  • 5th-6th Grade boys little leauge baseball
  • 5th-6th Grade girls fastpitch
  • 7th-8th Grade boys little leauge
  • 7th-8th Grade girls fastpitch