Seattle-Tacoma-Bellevue, WA · WA
Vashon Island School District — Decoded Rankings
3 of 5 schools ranked · Updated 2026-07-26
District profile
- Total enrollment
- 835
- Free/reduced lunch
- 29.0%
- Avg SES index
- 62.4
- State
- WA
Schools in Vashon Island School District
Elementary / Middle Schools (2 ranked)
2 official · 1 unranked (N/A — not yet eligible)
| McMurray Middle SchoolNeighborhoodVashon Island School District | #172 | #33 | Typical Profile | High | |
| Chautauqua ElementaryNeighborhoodVashon Island School District | #183 | #164 | Typical Profile | Medium | |
| Unranked (1 not yet eligible for a rank) | |||||
| Family Link | N/A | N/A | — | Not enough data to rank | |
High Schools (1 ranked)
| Vashon Island High SchoolNeighborhoodVashon Island School District | #10 | #2HS | HS outcome | HS pool |
Story type breakdown
- 0Outperforming Expectations
- 0Strong by Both Measures
- 0High Scores, Context Matters
- 2Typical Profile
- 0Lower by Both Measures
How this district compares
District-level averages relative to the Seattle-Tacoma-Bellevue, WA metro median.
| Measure | District avg | Metro median | Read |
|---|---|---|---|
| Avg achievement percentile (metro) | 74.0 | 50 | 24.0 points above the metro median |
| Avg decoded percentile (metro) | 85.7 | 50 | 35.7 points above the metro median |
| Avg rank shift (places gained after context) | 79.0 | 0 | Schools gain 79.0 places on average after context. |
Data & sources
- Assessment data
- 2024–25 school year
- NCES CCD vintage
- 2024
- Census ACS 5-year vintage
- 2020-2024
- Last updated
- July 26, 2026
- Methodology version
- 0.9.0
Source files (3)
- NCES CCD 2024 directory (Urban Institute) (accessed 2026-07-26)
- ACS 5-year 2020-2024 (accessed 2026-07-26)
- Washington OSPI 2024-25 school-level results (accessed 2026-07-26)
SchoolDecoder publishes context-adjusted residuals, not causal estimates. Decoded Rank is one signal — not a verdict on teaching quality. Read about limitations →