skip navigation
Mount Si High School Athletics Booster Club

2019 Washington State 4A Semifinalists


Winter Speed Camp

Click here for details!

Gervais Football Camp

Click here for details!

8th Grade Weightlifting Camp

Click here for details!

Thank you to our 2019 sponsors!

Support the Mount Si Football Boosters by becoming an official Sponsor today!

Donate to the Wildcat Football Booster Club

Click here for details!

MountSiFootball Mount Si Football MountSiFootball


Mount Si High School  
8651 Meadowbrook Way SE Snoqualmie, WA 98065  
Phone: (425) 831-8100  
Fax: (425) 831-8222  


Site photos courtesy of Robert Wachtendonk Photography