Mercer International Middle School

Middle school·Grades 6-8 Seattle, Washington·98108
Score
—
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No overall score. Washington results are shown as published by OSPI. We are not showing scores for Washington schools until OSPI confirms its licence allows them. How we score schools

Performance (state tests, 2025-26)

% meeting standard on state tests in Washington, all students. Colored bars are green when the school is at or above the average for similar Washington schools.

English language arts
65%
Similar Washington schools ≈ 49%
817 students tested
Math
57%
Similar Washington schools ≈ 38%
817 students tested
Science
58%
Similar Washington schools ≈ 47%
257 students tested
All Washington schools (ELA / math)
51% / 42%
State average across every school type, 2025-26
All 20 published results by grade and test

As published by Office of Superintendent of Public Instruction (OSPI). "Hidden" means the state didn't publish the result to protect student privacy.

SubjectGradeTestResultStudents tested
English language artsGrade 6AIMhidden (small group)—
English language artsGrade 7AIMhidden (small group)—
English language artsGrade 8AIMhidden (small group)—
English language artsAll gradesAIMbanded—
English language artsGrade 6SBAC65.1281
English language artsGrade 7SBAC66.5278
English language artsGrade 8SBAC63.2258
English language artsAll gradesSBAC65.0817
MathGrade 6AIMhidden (small group)—
MathGrade 7AIMhidden (small group)—
MathGrade 8AIMhidden (small group)—
MathAll gradesAIMbanded—
MathGrade 6SBAC64.2282
MathGrade 7SBAC54.2277
MathGrade 8SBAC50.8258
MathAll gradesSBAC56.5817
ScienceGrade 8AIMhidden (small group)—
ScienceAll gradesAIMhidden (small group)—
ScienceGrade 8WCAS58.4257
ScienceAll gradesWCAS58.4257

School profile

Grades
6-8
Students
751
Type
Middle school
Charter school
No
Program
Regular

Students

Enrollment
751
Typical middle school: 607
Free or reduced-price lunch
60%
Typical middle school: 52%

District and location

City
King County

Contact

Address
1600 S COLUMBIAN WY
Seattle, WA 98108

"Typical" is the middle (median) middle school in Washington. Higher or lower is not in itself better or worse. Address, phone and website are as the state reported them to the U.S. Department of Education for 2024-25, so check with the school before visiting. School details: U.S. Department of Education, Common Core of Data (enrollment 2023-24, lunch eligibility 2024-25).

Nearby middle schools

Straight-line distance. Check the district's attendance zones: living close to a school doesn't guarantee a place.

Location

OpenStreetMap · Google Maps

Mercer International Middle School at a glance

Mercer International Middle School is a public middle school in Seattle, Washington, serving grades 6-8. It is part of Seattle School District No. 1. It has about 751 students (a typical Washington middle school has 607). About 60% of students are eligible for free or reduced-price lunch, compared with 52% at a typical Washington middle school, which is useful context when reading test results.

In 2025-26 state tests, 65% in English language arts (similar schools: 49%) and 57% in math (similar schools: 38%) reached the state standard (% meeting standard). Its English language arts result rose by 5 points from the year before. This overview is generated automatically from published state and federal data; figures are rounded, and you can check the originals via the official sources above.

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Page updated 2026-10-12.