Seattle-Tacoma-Bellevue, WA · WA
Arlington School District — Decoded Rankings
7 of 11 schools ranked · Updated 2026-07-26
District profile
- Total enrollment
- 3,586
- Free/reduced lunch
- 42.2%
- Avg SES index
- 51.1
- State
- WA
Schools in Arlington School District
Elementary / Middle Schools (6 ranked)
6 official · 1 unranked (N/A — not yet eligible)
| Kent Prairie ElementaryNeighborhoodArlington School District | #297 | #143 | ★★Outperforming Expectations | High | |
| Presidents ElementaryNeighborhoodArlington School District | #328 | #306 | Typical Profile | Medium | |
| Eagle Creek ElementaryNeighborhoodArlington School District | #380 | #472 | Typical Profile | High | |
| Haller Middle SchoolNeighborhoodArlington School District | #498 | #492 | Lower by Both Measures | High | |
| Pioneer ElementaryNeighborhoodArlington School District | #429 | #586 | Typical Profile | High | |
| Post Middle SchoolNeighborhoodArlington School District | #522 | #638 | Lower by Both Measures | High | |
| Unranked (1 not yet eligible for a rank) | |||||
| Stillaguamish Valley Learning Center | N/A | N/A | — | Not enough data to rank | |
High Schools (1 ranked)
| Arlington High SchoolNeighborhoodArlington School District | #54 | #56HS | HS outcome | HS pool |
Story type breakdown
- 1Outperforming Expectations
- 0Strong by Both Measures
- 0High Scores, Context Matters
- 3Typical Profile
- 2Lower 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) | 40.0 | 50 | 10.0 points below the metro median |
| Avg decoded percentile (metro) | 35.5 | 50 | 14.5 points below the metro median |
| Avg rank shift (places gained after context) | -30.5 | 0 | Schools lose 30.5 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 →