State testing is the week of October 25th

All students will have a special bell schedule the week of October 25th to accomodate state testing. Please click the headline for the week's scheudule, as well as important reminders/requirements for testing.

Winter sports registration is OPEN!

Winter Sports registration will open tomorrow for Boys and Girls Basketball, Gymnastics, Wrestling and Boys Swim (limit 15). It will close on November 12th at 3pm. Sports physicals must be valid the entire sports season, fines and fees paid. Click the headline to register!

Mount Si Homecoming 2021

Click the headline to watch a short video highlighting great homecoming moments!

Voter Information for the November 2 General Election

Is your voter registration is up-to-date? Click the headline to learn how to check your status.

Need an early dismissal for your student?

Please cliick above to learn about our process at Mount Si.

Important info from our school nurses....

Please click the headline for a message from our school nurses.

Class of 2022 Seniors Receive National Merit Recognition

Healthy Youth E-Survey 2021

Our school is participating in the Washington State Healthy Youth Survey during fall 2021. Please click the headline for details.

State testing information Fall 2021

Click the headline for info on fall testing for students.

Student Parking 2021-2022

Limited availability, click above to apply for a permit.

Student photo re-takes are Monday, November 8th.

Please stop by the main office to sign up!

Senior Portrait info for the Class of 2022

Please click the headline for information on submitting your senior portrait to the yearbook. All submissions will be due December 4th, 2021!

SVSD 100% Remote Learning Option for this Year

Collecting COVID Vaccine Verification for SVSD Students/Staff

If your student has been COVID vaccinated, please confirm this information in the RSVP Process to help keep your student at school in the event of an exposure.

Mount Si is Named a 2020 Best High School by U.S. News & World Report

Congrats to students and staff!

How To Receive School News and Information

There are several ways to stay connected to MSHS....click above!

School Emergency Info for Parents

Please click the headline for information on SVSD Emergency Procedures for parents.