Vashon Island High School

Vashon Island High School serves 513 students in grades 9 through 12 as a regular public school in Vashon, Washington. It earns a composite score of 8.9 out of 10 — rated Excellent — driven by near-perfect marks in both academics (9.9) and student growth (9.8). Those two scores rarely appear together at this level, and they define what separates this school from the field.

The statewide rankings confirm it. Vashon Island High ranks 3rd out of 476 public high schools in Washington, placing it in a tier only a handful of schools in the entire state reach. Overall, it lands at #138 among 2,225 Washington public schools — outperforming 94% of them.

Among the 5 schools serving Vashon, it ranks first. The student-teacher ratio sits at 21.4:1 across four grade levels. For families focused on long-term academic outcomes, the growth score carries particular weight: a 9.8 signals that students here are progressing at a rate that outpaces nearly all peers statewide, independent of where they started.

Academic excellence and measurable student progress together place this school among the strongest public high schools Washington has to offer.

The student-teacher ratio at Vashon Island High School is 21.4:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.

Located in a rural area, Vashon Island High School may involve longer commutes for some families. Rural schools often serve as community anchors and may have smaller class sizes, but parents should consider transportation logistics, after-school program availability, and access to specialized services.