November 25: Graduation cap & gown orders and announcement orders due. Visit Jostens online at: http://jostens.com. Select Mercer Island High School to view specific MIHS items and packages.
December 4 [Extended to December 11th]: Deadline to order Senior Ads in yearbook.
Wednesday, June 15: 7:00 pm: Baccalaureate [location TBD]
Thursday, June 16: 7:00 am: Senior Breakfast, MIHS Gym
Thursday, June 16: 7:00 pm: Graduation, Key Arena