Register as an alumni from Mount Si High School (Snoqualmie Washington) and reunite with 2,753 classmates and old friends. Share your memories by posting photos or stories, or find out about your next class reunion!
Mount Si Distinguished Alumni
Here are our special Distinguished Alumni, who we are honoring for their contributions to the site, thank you for your support!
Laura Carlson
Class of 1972
Class of 1972
Laurie Stevens
Class of 1975
Class of 1975
Eric Hike
Class of 1997
Class of 1997
Ken Smith
Class of 1989
Class of 1989
Robin Proctor
Class of 2001
Class of 2001
Mount Si Past Reunions
Browse through past Mount Si High School events to reminisce as you view photos taken at our reunions:
Mount Si Yearbooks
Flip through class yearbooks or browse photo albums from classmates, and see what they look like now:
Mount Si Apparel
Check out our huge selection of Wildcats spiritwear, including shirts, shorts, accessories and much more!
Wildcats PRIDE
Mount Si High School Apparel
Mount Si High School Obituaries
Recently Joined Wildcats
Phil Blackmon
Class of 2004
Class of 2004
Pamela Garza
Class of 1979
Class of 1979
Cameron Isabella
Class of 2016
Class of 2016
Tricia Leadbetter
Class of 1975
Class of 1975
Edward Wilson
Class of 1979
Class of 1979
Heidi Lee
Class of 2004
Class of 2004
Tyra Bell
Class of 2016
Class of 2016
Tiffany Albrecht
Class of 1998
Class of 1998
Robert Stracke
Class of 2004
Class of 2004
Benjamin Johanson
Class of 2004
Class of 2004
Ed Hako
Class of 1987
Class of 1987
Lindsay Webb
Class of 2004
Class of 2004