Lakeridge Elementary School

Elementary school·Grades K-5 Mercer Island, Washington·98040
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
91%
Similar Washington schools ≈ 50%
266 students tested
Math
88%
Similar Washington schools ≈ 47%
267 students tested
All Washington schools (ELA / math)
51% / 42%
State average across every school type, 2025-26
All 10 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 3SBACbanded—
English language artsGrade 4SBAC88.688
English language artsGrade 5SBACbanded—
English language artsAll gradesSBAC91.4266
MathGrade 3SBACbanded—
MathGrade 4SBAC86.4—
MathGrade 5SBAC84.295
MathAll gradesSBAC88.4267
ScienceGrade 5WCASbanded—
ScienceAll gradesWCASbanded—

School profile

Grades
K-5
Students
403
Type
Elementary school
Charter school
No
Program
Regular

Students

Enrollment
403
Typical elementary school: 402
Free or reduced-price lunch
4%
Typical elementary school: 53%

District and location

City
King County

Contact

Address
8215 SE 78th
Mercer Island, WA 98040

"Typical" is the middle (median) elementary 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 elementary schools

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

Location

OpenStreetMap · Google Maps

Lakeridge Elementary School at a glance

Lakeridge Elementary School is a public elementary school in Mercer Island, Washington, serving grades K-5. It is part of Mercer Island School District. It has about 403 students (a typical Washington elementary school has 402). About 4% of students are eligible for free or reduced-price lunch, compared with 53% at a typical Washington elementary school, which is useful context when reading test results.

In 2025-26 state tests, 91% in English language arts (similar schools: 50%) and 88% in math (similar schools: 47%) reached the state standard (% meeting standard). Its English language arts result rose by 3 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.

Compare Lakeridge Elementary School with another school

Page updated 2026-10-12.