Serving 431 students in grades Kindergarten-5, West Mercer Elementary School ranks in the top 5% of all schools in Washington for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).
The percentage of students achieving proficiency in math is 85% (which is higher than the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is 86% (which is higher than the Washington state average of 53%).
The student-teacher ratio of 17:1 is equal to the Washington state level of 17:1.
Minority enrollment is 58% of the student body (majority Asian), which is higher than the Washington state average of 53% (majority Hispanic and Asian).
Quick Facts (2026)
- Grades: Kindergarten-5
- Enrollment: 431 students
- Student-Teacher Ratio: 17:1
- Minority Enrollment: 58%
- Overall Testing Rank: Top 5% in WA
- Math Proficiency: 85% (Top 5%)
- Reading Proficiency: 86% (Top 5%)
- Science Proficiency: 85-89% (Top 5%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
Top Rankings
West Mercer Elementary School ranks among the top 20% of public schools in Washington for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
School Overview
West Mercer Elementary School's student population of 431 students has stayed relatively flat over five school years.
The teacher population of 26 teachers has declined by 7% over five school years.
Grades Offered
Grades Kindergarten-5
(No virtual instruction)
(No virtual instruction)
Total Students
431 students
Total Classroom Teachers
26 teachers
School Calendar
School Rankings
West Mercer Elementary School ranks within the top 5% of all 2,088 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of West Mercer Elementary School is 0.69, which is equal to the diversity score at state average of 0.69. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#44 out of 2088 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
85%
41%
Reading/Language Arts Test Scores (% Proficient)
86%
53%
Science Test Scores (% Proficient)
85-89%
49%
Student-Teacher Ratio
17:1
17:1
American Indian
n/a
1%
Asian
33%
9%
Hispanic
8%
27%
Black
3%
5%
White
42%
47%
Hawaiian
n/a
2%
Two or more races
14%
9%
All Ethnic Groups
Eligible for Free Lunch
7%
39%
Eligible for Reduced Lunch
1%
9%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
Frequently Asked Questions
What is West Mercer Elementary School's ranking?
West Mercer Elementary School is ranked #44 out of 2,088 schools, which ranks it among the top 5% of public schools in Washington.
What schools are West Mercer Elementary School often compared to?
West Mercer Elementary Schoolis often viewed alongside schools like Northwood Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
85% of students have achieved math proficiency (compared to the 41% WA state average), while 86% of students have achieved reading proficiency (compared to the 53% WA state average).
How many students attend West Mercer Elementary School?
431 students attend West Mercer Elementary School.
What is the racial composition of the student body?
42% of West Mercer Elementary School students are White, 33% of students are Asian, 14% of students are Two or more races, 8% of students are Hispanic, and 3% of students are Black.
What is the student-teacher ratio of West Mercer Elementary School?
West Mercer Elementary School has a student ration of 17:1, which is equal to the Washington state average of 17:1.
What grades does West Mercer Elementary School offer ?
West Mercer Elementary School offers enrollment in grades Kindergarten-5 (No virtual instruction).
What school district is West Mercer Elementary School part of?
West Mercer Elementary School is part of Mercer Island School District.
School Reviews
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