Seattle-Tacoma-Bellevue, WA · WA

Mukilteo School District — Decoded Rankings

18 of 25 schools ranked · Updated 2026-07-26

District profile

Total enrollment
9,831
Free/reduced lunch
55.6%
Avg SES index
53.9
State
WA

Schools in Mukilteo School District

Elementary / Middle Schools (16 ranked)

Schools sortable by achievement rank, decoded rank, rank shift, story type, and confidence.
Harbour Pointe Middle SchoolNeighborhoodMukilteo School District#313#143Medium
Challenger ElementaryNeighborhoodMukilteo School District#517#179High
Voyager Middle SchoolNeighborhoodMukilteo School District#566#220High
Mukilteo ElementaryNeighborhoodMukilteo School District#108#237High
Explorer Middle SchoolNeighborhoodMukilteo School District#510#239High
Columbia ElementaryNeighborhoodMukilteo School District#256#243High
Fairmount ElementaryNeighborhoodMukilteo School District#501#271High
Olympic View Middle SchoolNeighborhoodMukilteo School District#382#285High
Olivia Park ElementaryNeighborhoodMukilteo School District#523#359High
Discovery ElementaryNeighborhoodMukilteo School District#583#365High
Endeavour ElementaryNeighborhoodMukilteo School District#204#399High
Horizon ElementaryNeighborhoodMukilteo School District#638#481High
Picnic Point ElementaryNeighborhoodMukilteo School District#289#501High
Odyssey ElementaryNeighborhoodMukilteo School District#440#508High
Serene Lake ElementaryNeighborhoodMukilteo School District#408#593High
Lake Stickney Elementary SchoolNeighborhoodMukilteo School District#503#673High

High Schools (2 ranked)

Schools sortable by achievement rank, decoded rank, rank shift, story type, and confidence.
Kamiak High SchoolNeighborhoodMukilteo School District#26#11HSHS outcomeHS pool
Mariner High SchoolNeighborhoodMukilteo School District#68#14HSHS outcomeHS pool

Story type breakdown

  • 1
  • 0
  • 1
  • 12
  • 2

How this district compares

District-level averages relative to the Seattle-Tacoma-Bellevue, WA metro median.

MeasureDistrict avgMetro medianRead
Avg achievement percentile (metro)38.05012.0 points below the metro median
Avg decoded percentile (metro)47.6502.4 points below the metro median
Avg rank shift (places gained after context)65.30Schools gain 65.3 places on average after context.

Data & sources

Assessment data
2023–24 school year
NCES CCD vintage
2023
Census ACS 5-year vintage
2020-2024
Last updated
July 26, 2026
Methodology version
0.9.0
Source files (3)

SchoolDecoder publishes context-adjusted residuals, not causal estimates. Decoded Rank is one signal — not a verdict on teaching quality. Read about limitations →