2022 Season now OPEN

      Good morning MRBA families, Registration is now open for the spring season.  Sorry for the ... More

2022 MRBA Baseball Scholarships

The Mount Rainier Baseball Association believes that all young people should have the opportunity to participate in youth baseball.  We have a limited number of scholarships available for the 2022 season.  Of... More

Online Spirit Wear Store is Now Open

Click HERE to order your MRBA spirit wear now!   

Boise Creek Field Condition Line

Please call 360-825-4342 to check the field conditions before heading out to your games.  It is usually updated by 3:00pm on weekdays. This is managed by the City of Enumclaw. 

Registration Information

2022 Cal Ripken League registration is will OPEN! Come Play Baseball “The Ripken Way” www.playmrba.org   We are excited to get started with the 2022 baseball season.  We are committed on making sure playe... More