Click the link for instructions and walk-in schedule!
Click the link for everything you need to know about Mount Si High School's Homecoming 2019!
Physicals must be current, all fees and fines paid. Click the headline for registration info!
All are encourage to attend this informative event! Click the headline for details!
Click above for our special bell schedules for November 16, 19, 20 & 21
Click the headline for course and registration info!
Click the headline for info/online registration!
Click the headline to access info from the September 19th meeting.
Students with outstanding fines will be ineligible to participate in sports or extra curricular activities. Please click the headline to go to the online payment system.
New texting groups for each class were created. Click above info!
