Mount Si High School (MSHS) offers students a comprehensive program with a rigorous college preparatory curriculum, career technical education programs, extensive technology resources, as well as a broad range of elective classes, extracurricular activities, and 4A KingCo league athletics. MSHS is the sole comprehensive high school in the Snoqualmie Valley School District (SVSD), serving approximately 2,106 students in grades nine through twelve. The school began in 1945, and remains the focal point of our rural community.
In 2015, the community passed a school bond to fund a complete rebuild, expansion, and modernization of Mount Si High School. Our new building opened in the Fall of 2019. There are 490 seniors in the class of 2023. On-time graduation rate in 2022 was 98%.
Establish a student-centered learning environment that promotes citizenship and college and career readiness.
A learning community where every individual's potential is fulfilled.
P - Perseverance - Realize your potential, focus on goals, have grit
R - Respect - Listen with an open mind, embrace differences, and look for the good in everyone
I - Integrity - Do what you say, say what you do, do the right thing when no one is looking, honor commitments
D - Dependability - Bell-to-bell effort, be prepared and organized, be reliable
E - Encouragement - Build courage and acknowledge effort, voice thanks and appreciation, be positive
US News & World Report Best High Schools (7x)
Newsweek's Top STEM High Schools List (2020); America's Top 500 High Schools For Preparing Students for College (2016)
PublicSchoolReview.com Top 10% of Washington High Schools (2021)
Recognized by AP College Board Honor for participation and performance for six consecutive years
Jazz Band selected as one fo the top 15 bands nationally to perform at the Essentially Ellington Jazz Competition in New York (2014-2022)
Green Team honored by King County for restoration activities, community partnerships, and sustainability (2022)
SVSD received Best Communities for Music Education from the National Association of Music Merchants Foundation (2018, 2020)
Speech & Debate Team qualified for State for 10-straight seasons; Top 16 at Nationals (2020, 2021)
Stats & Scores
Mount Si High School Report Card
Source: Office of Superintendent of Public Instruction (OSPI) website
School Colors: Scarlet and Gray
The Snoqualmie Valley School District (SVSD) is located 30 miles east of Seattle in the beautiful Cascade Mountain foothills of Washington State. The district spans more than 400 square miles and serves families in Fall City, North Bend, Snoqualmie, and surrounding unincorporated areas in King County. We offer quality public education to approximately 7,200 students in 11 schools — six elementary schools (grades P-5), three middle schools (6-8), one comprehensive high school (9-12), and a Big Picture high school (9-12).
Alternative learning options offered by our district include Mount Si High School’s Online Courses (9-12), our Parent Partnership Program for families who choose to school their students (K-10) at home, a Transition Learning Center for special education services for ages 18-21, and a 100% Online Learning Program (K-12).
Since 2019, our students have enjoyed the newly-constructed and expanded Mount Si High School campus, which features a state-of-the-art Performing Arts Center. Our district’s One-to-One Computing Initiative equips every student in grades 6-12 with a laptop computer for use at school and home. Thanks to our supportive community that values education, Snoqualmie Valley schools rank among the best in Washington State with a 98% four-year graduation rate. Learn more from the latest OSPI Snoqualmie Valley School District Report Card.