vs. demographically similar schoolsPaidp67 among 33 schools with similar low-income and ELL shares (±10 pp). Built from our matched peer set — not an OSPI statistic.
Student outcomes
Growth vs academic peers
55
50 = typical · ELA 54 · math 56
Regular attendance
91.8%
Missing fewer than 2 days/month
Directly from OSPI Report Card (graduation, postsecondary via ERDC, ninth-grade on track, dual credit, growth, attendance). Latest published year.
Self-contained HC cohort in grades 3-5 at West Mercer Elementary, branded as E2 (Expedition for Excellence). At Islander Middle School the HC program focuses on Science, English, and Social Science; other content areas integrate with the general population. Designed for students roughly in the top 2% cognitive aptitude and top 10% academically.
Curated from district Highly Capable program pages, with observed-at dates and confidence labels.
Islander Middle School PTSA Mercer Island Council Z.9.37 (FY 2023): $85,121 · 990
Aggregated from IRS Form 990 filings via ProPublica Nonprofit Explorer. Per NMSC-style caveats elsewhere on this page, PTA revenue is one signal among many — it does not measure educational quality.
Research dossier
A full research dossier has not been generated for this school yet. A Research Pass still unlocks every paid metric on this page — trajectory, peer percentile, competition evidence, HCC pathway, and PTA capacity — across all schools.