For the 2025 school year, there is 1 public high school serving 1,465 students in Mercer Island, WA. The top ranked public high school in Mercer Island, WA is Mercer Island High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Mercer Island, WA public high school have an average math proficiency score of 81% (versus the Washington public high school average of 34%), and reading proficiency score of 94% (versus the 65% statewide average).
Mercer Island, WA public high school have a Graduation Rate of 94%, which is more than the Washington average of 84%.
The school with highest graduation rate is Mercer Island High School, with 94% graduation rate. Read more about public school graduation rate statistics in Washington or national school graduation rate statistics.
Minority enrollment is 47% of the student body (majority Asian), which is less than the Washington public high school average of 50% (majority Hispanic).
Best Public High Schools in Mercer Island, WA (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Mercer Island High School
(Math: 81% | Reading: 94%)
Rank:
Rank:
10/
Top 5%10
9100 Se 42nd
Mercer Island, WA 98040
(206) 236-3345
Mercer Island, WA 98040
(206) 236-3345
Gr: 9-12 | 1,465 student Student-Teacher Ratio: 20:1 Minority enrollment: 47%
Mercer Island, Washington Public Schools (Closed)
School
Location
Quick Facts
Children's Institute For Learning Differences (Closed 2023)
Special Education School
4030 86th Ave Se Suite F
Mercer Island, WA 98040
(253) 945-2084
Mercer Island, WA 98040
(253) 945-2084
Gr: PK-12 | 1 student
Eeu Special Education Elementary School (Closed 2023)
Special Education School
4160 86th Ave Se
Mercer Island, WA 98040
(206) 236-3325
Mercer Island, WA 98040
(206) 236-3325
Gr: PK-4 | 4 students
Frequently Asked Questions
What are the top ranked public high schools in Mercer Island, WA?
The top ranked public high schools in Mercer Island, WA include Mercer Island High School. Mercer Island has one of the highest concentrations of top ranked public schools in Washington.
How many public high schools are located in Mercer Island?
1 public high schools are located in Mercer Island.
What is the racial composition of students in Mercer Island?
Mercer Island public high schools minority enrollment is 47% of the student body (majority Asian), which is less than the Washington public high schools average of 50% (majority Hispanic).
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