Mountlake Terrace Elementary
Test scores
Smarter Balanced + WCAS 2024-25 . % Met or Exceeded StandardWhat this means: On the Smarter Balanced + WCAS, Washington's statewide test, about 51 of every 100 students at this school read and write at grade level and about 39 of 100 do math at grade level. Across all Washington schools, those numbers are about 58 and 51. Reading and writing scores are up about 9 points since 2014, while math scores are up about 2 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 40% of students here test proficient in math and reading, compared with the roughly 43% typical for Washington schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Washington's top nor bottom 10%.
7-year change
SY 2017-18 vs SY 2024-25About Mountlake Terrace Elementary
As an average-sized primary school in Mountlake Terrace, Washington, Mountlake Terrace Elementary hosts 426 students from grades K through 6, run under Edmonds School District.
Across the 37 schools in Edmonds School District (20,955 students total), Mountlake Terrace Elementary accounts for its share of the district's footprint.
On the student-mix side, Mountlake Terrace Elementary logs that the most-represented group is White (34%), with the rest of the student body spread across multiple groups. Other groups include 34% Hispanic, 12% Asian, 11% multiracial, 8% Black. That is considerably less White than the county at large, where the share is closer to 64%.
In terms of school funding signals, Staff filings list 31 full-time-equivalent teachers, which works out to roughly 13.6:1 students per teacher. The state averages around 17.3:1, so this campus is tighter than the state norm typical. Around 55% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator. That share is higher than Snohomish County's rate of about 41%.
Adjusting for the school's free-and-reduced-lunch share, Mountlake Terrace Elementary tracks the demographic baseline. The model predicts 43.0% given the school's FRL share; actual proficiency is 40.1%.
Zooming out to the county, ACS estimates for Snohomish County put the typical household earns roughly $111,246 per year, roughly 38% of adults have completed at least a four-year degree, and roughly 6% of residents live below the federal poverty line. In all, Snohomish County runs 227 public schools (combined enrollment of about 118,688 students), of which Mountlake Terrace Elementary is one.
Nearest neighbor: Terrace Park Elementary, around 0.5 miles off. Within five miles, there are 8 other public schools. Among the 7 schools in that immediate cluster with test data (this one included), Mountlake Terrace Elementary ranks 6th on composite proficiency, beneath the local average of 50.4%.
The campus sits in a commuter-belt setting.
Looking at the recent track record. Over the past 7-year window, the student count edged up 6%: 402 students in 2018 compared to 426 in 2025. Over the same period, the White share fell from 45% to 34%. Class-load math has pulled in: from 15.8:1 in 2018 to 13.6:1 in 2025.
In the discussion threads here, the page collects discussion, questions, and updates around school events, parent volunteer needs, and clubs. Parents, students, alumni, and staff are welcome to weigh in.
Snohomish County at a glance
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Related schools
- Edmonds Woodway High SchoolHigh · 1,605 students
- Meadowdale High SchoolHigh · 1,491 students
- Mountlake Terrace High SchoolHigh · 1,456 students
- Lynnwood High SchoolHigh · 1,335 students
- Meadowdale Middle SchoolMiddle · 740 students
- Alderwood Middle SchoolMiddle · 679 students
- Terrace Park Elementary0.5 mi · 295
- Challenge Elementary0.5 mi · 414
- Mountlake Terrace High School0.6 mi · 1,456
- Cedar Way Elementary0.7 mi · 522
- Brier Terrace Middle School1.2 mi · 649
- Brier Elementary1.2 mi · 389