Join us

Please complete the online registration form at the bottom of this page. After becoming a member and joining the MHSAA for your particular sport or sports. It is CRUCIAL to register with Arbiter under the WMUA and proceed to create or update your profile with Contact Info along with Dates you cannot work, Schools you dont want to work, Locations you dont want to work at and Umpires you do not want to work with. 

This is VITAL for the Assignor's to create a schedule for you in a timely matter. Not keeping this up to date causes problems and delays for everyone.

Payments may be made online with a credit card or Affinipay account, or by mailing a check to the West Michigan Umpires Association.


c/o Curt Johnson

1045 Waterscape Dr

Byron Center, MI 49315


If you are existing member, please click the "Renew Membership" button below. After renewing it is crucial to go to your Arbiter Profile and update your availability for Days, Schools, Locations and Partners. Not keeping your Profile up-to date will result in being put at the bottom of the list for games. It is also very important to send a copy of your yearly ratings from the MHSAA to the WMUA email (wmumpires@gmail.com). These can be located on the MHSAA website under the OFFICIALS PAGE.  

RECRUITING CREDIT: If you have recruited a new member please email our Treasurer and provide the name, MHSAA ID#, and email address for the person you recruited. Once they join, you will be eligible to enter special discount code for the $25 referral credit when you complete renewal payment.                             

New Member Registration 

ROOKIE DISCOUNT: If you are a new member please enter the code ROOKIE into the "Discount code" section at the end of the application to receive a $25 discount off your first year of membership.

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