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Class of 2025 Events

Please check back periodically.  Class of 2025 Information

Upcoming Events

Date Event Time Location
Sept 6 SAT Sign-Up's Close 11:59PM Online
Sept 25 Financial Aid Night 6-8PM PAC
Sept 26 First Senior Meeting /Jostens will attend 9:12-9:53AM PAC

Oct 3

Jostens Distribution - Jostens will distribute senior items with the exception of Caps, Gowns and Announcements (these items will arrive for distribution in April).  11:15-1:07 Between North & South Commons
Oct 11 Homecoming Game  / Dance 7:00-9:00PM / 9:00-11:00PM Stadium / MSHS
Oct 16 SAT (Sign UP Required) 7:50AM-12Noon Advisory or Assigned Classroom

Oct 17

Senior Class Meeting During Advisory  9:12AM-9:53AM PAC
Dec 6 Senior Portraits are due  12:00 Noon mountsiseniorpicture@gmail.com 
Dec 15 Senior Tributes are due 12:00 Noon Refer to instructions
Jan 24 End of Semester 1 N/A N/A
Feb 6-7 College & Career Fair TBD TBD
Feb 13 Senior Meeting / Local Scholarships Open  9:12-9:53 PAC
Feb 17-21 Mid Winter Break N/A N/A
March 10 Jostens Cap and Gown Distribution during both lunches.  11:15-12:45 Between North & South Commons
March 12 Local Scholarships Close 9PM Online
April 14-18  Spring Break N/A N/A
May 1 Graduation Suites Sale   10:00AM - until sold out

SOLD OUT
DO NOT CONTACT MSHS CONCERNING SUITES.  All questions should be directed to ShoWare.  

May 9 Donuts with Donors (Invitation Only) 1:00-2:30PM PAC
May 13  NHS Awards (Invitation Only) 6:00-8:00PM PAC
May 15 Prom Tickets Go On Sale

Before School

After School

During Lunch

Finance Window - Tickets are $60 each

If you are bringing a guest from outside of Mount Si High School you must complete a Guest Permission Form.  The form deadline is May 30th!  

May 27  thru June 3

Graduation Ticket Sale Before/After School and During Lunch or Online

Seniors will receive 6 graduation tickets each.  An additional 4 tickets each can be purchased from May27-June3, at a cost of $15 each.  All tickets (including purchased and suite tickets) will be distributed to seniors after graduation practice on June 11th.  Parents cannot pick up tickets and tickets will not be released early.   

May 28 Senior Class Photo/Senior Breakfast/Class Meeting   8:00-9:50 Gym/ South Commons/PAC

June 3

or

June 4

Senior Check Out  - Mandatory for all graduating Seniors must attend.  11:00-1:00 Library
June 4

Senior Awards         (Invitation Only) 

6:00PM PAC
June 5 Senior's Last Day / Last Blast N/A N/A
June 6 Senior Prom 8:00-11:00PM
Museum of Pop Culture (MoPop)
325 5th Ave N,
Seattle, WA 98109

June 7

PTSA Sponsored Senior Car Parade 

6:00PM New route in historic Snoqualmie centered around the high school
June 11

Graduation Practice *REQUIRED

Grad Ticket & Distribution of Leis  

9:30AM - 12Noon MSHS Gym
June 12 Graduation 

Seniors arrive at 5:00PM

Ceremony 7:00-9:00PM

ShoWare Center

June 12 PTSA Sponsored Grad Night 9:30PM Surprise! Busses will Leave from ShoWare

June 23-25

or

July

8-10

Diploma Pick-Up

  • Traditional Students  7AM- 2PM, June 23 - 25 
  • Running Start Students  8AM - 2PM, July 8 - 10

Diplomas that are not picked-up on the dates listed above, will not be available until MSHS re-opens in August.  Only students or parents/guardians may pick up diplomas.

8:00AM-2:00PM MSHS Office