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District

Mercer Island School District

WAMercer Island, Washington•King County

Contact & Location

4160 86th Avenue Southeast, Mercer Island, WA 98040
(206) 236-3300
www.mercerislandschools.org
GreatSchools Profile

Enrollment & Schools

6
Total Schools
4,057
Total Enrollment
PK-12
Grade Range

School Breakdown

Elementary Schools
4
Elementary Schools
Middle Schools
1
Middle Schools
High Schools
1
High Schools

Rating Distribution

00%
Below Average
00%
Average
6100%
Above Average

School Types

By Type

Public
6
Charter
0
Private
0

By Level

Elementary
4
Middle
1
High
1

Demographics (Aggregated)

Ethnicity Breakdown

White
51%
Asian
27%
Two or More Races
14%
Hispanic / Latino
7%
Black / African American
1%

Gender Distribution

53%Male
47%Female

Free / Reduced Lunch

6%Students Eligible
vs. State Average
50%

Academic Performance (Aggregated)

Average Academic Performance

9.7
out of 10
Average ACT Score
—
(out of 36)
Average SAT Score
1293
(out of 1600)
Average Graduation Rate
97%
Students
AP / IB / Dual Enrollment
34%
Students

School Performance Summary

Below Average
0% (0)
Average
0% (0)
Above Average
100% (6)

Mercer Island School District is committed to excellence, equity, and preparing every student for a successful future.

Schools in Mercer Island School District

6 schools

Elementary Schools

(4)
9.9
Island Park Elementary School
Elementarypublic•380 students
9.8
Lakeridge Elementary School
Elementarypublic•397 students
9.7
Northwood Elementary School
Elementarypublic•404 students
9.7
West Mercer Elementary School
Elementarypublic•422 students

Middle Schools

(1)
9.5
Islander Middle School
Middlepublic•930 students

High Schools

(1)
9.8
Mercer Island High School
Highpublic•1,524 students

Reported Incidents

Report an Incident

Community-reported and third-party-sourced concerns. All incidents are allegations, not established facts.

Inappropriate TeachingPolitical / IdeologicalHighAdded 1mo ago

District's Mideast conflict resources

Alleged incident in Mercer Island School District · Washington

A school district superintendent faced criticism for a statement regarding the Israel-Hamas conflict that avoided condemning Hamas. The district also provided a resource from an organization perceived as biased against Israel. This raised concerns about the institution's stance and the educational materials it endorsed.

Occurred on October 10, 2023Source: Defending Education IndoctriNation Map
View All Incidents
Data aggregated from 6 schools in Mercer Island School District.
Source: GreatSchools, U.S. Department of Education, and school surveys.
Last updated: May 2, 2026