Mercer Island Little League: Welcome

Mercer Island Little League offers instructional and competitive baseball, softball, and tee-ball programs for youth ages 4-16 on Mercer Island, WA.  The league is part of Washington District 9 and Little League International.


  • Little League registration for 2019 is now open.
  • Baseball PDP registration is now open.
    • Ages 7-9 start Saturday January 5 at 8:30am
    • Ages 10-12 start Saturday January 5 at 9:30am
  • Baseball (player pitch) Show Your Stuff will be on Sunday, January 27

You can register for any of the above here.




Field Closures?

(206) 436 - 1941,   @MIBGCAthletics or @MILittleLeague

  Updated as early as possible every day during the season.

Typically by 3pm on weekdays and 8:30am on weekends.



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