Seattle-Tacoma-Bellevue, WA · WA
Arlington School District — Decoded Rankings
7 of 11 schools ranked · Updated 2026-09-04
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)
| Rating | ||||||
|---|---|---|---|---|---|---|
| Kent Prairie ElementaryNeighborhoodArlington School District | #445 | #124 (WA)plausibly #57–300#74 (Seattle-Tacoma-Bellevue metro) | Typical Profile | High | ||
| Presidents ElementaryNeighborhoodArlington School District | #527 | #696 (WA)plausibly #589–943#338 (Seattle-Tacoma-Bellevue metro)≈ tied with next | Typical Profile | Medium | ||
| Eagle Creek ElementaryNeighborhoodArlington School District | #666 | #745 (WA)plausibly #531–940#360 (Seattle-Tacoma-Bellevue metro) | Typical Profile | High | ||
| Haller Middle SchoolNeighborhoodArlington School District | #1010 | #1090 (WA)plausibly #839–1209#504 (Seattle-Tacoma-Bellevue metro) | Lower by Both Measures | High | ||
| Pioneer ElementaryNeighborhoodArlington School District | #810 | #1200 (WA)plausibly #1040–1275#544 (Seattle-Tacoma-Bellevue metro) | Typical Profile | High | ||
| Post Middle SchoolNeighborhoodArlington School District | #1075 | #1276 (WA)plausibly #1116–1356#576 (Seattle-Tacoma-Bellevue metro) | 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 | |
Rows marked ≈ are statistically tied with the row below them: on the current data the joint simulation gives the upper school less than a 65% chance of ranking above the lower one. Ties are between adjacent rows only.
High Schools (1 ranked)
| Rating | ||||||
|---|---|---|---|---|---|---|
| Arlington High SchoolNeighborhoodArlington School District | #146 | #175 (WA)HS#61 (Seattle-Tacoma-Bellevue metro) | HS outcome | Medium |
Story type breakdown
- 0Outperforming Expectations
- 1Strong 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) | 41.3 | 50 | 8.7 points below the metro median |
| Avg rank shift (places gained after context) | 9.5 | 0 | Schools gain 9.5 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
- September 4, 2026
- Methodology version
- 0.14.0
Source files (3)
- NCES CCD 2024 directory (Urban Institute) (accessed 2026-09-04)
- ACS 5-year 2020-2024 (accessed 2026-09-04)
- Washington OSPI 2024-25 school-level results (accessed 2026-09-04)
SchoolDecoder publishes context-adjusted residuals, not causal estimates. Decoded Rank is one signal — not a verdict on teaching quality. Read about limitations →