Serving 741 students in grades 6-8, Timberline Middle 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 80% (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 21:1 is higher than the Washington state level of 16:1.
Minority enrollment is 68% of the student body (majority Asian), which is higher than the Washington state average of 52% (majority Hispanic and Asian).
Quick Facts (2025-26)
- Grades: 6-8
- Enrollment: 741 students
- Student-Teacher Ratio: 21:1
- Minority Enrollment: 68%
- Overall Testing Rank: Top 5% in WA
- Math Proficiency: 80% (Top 5%)
- Reading Proficiency: 86% (Top 5%)
- Science Proficiency: 76% (Top 10%)
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
Top Rankings
Timberline Middle 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
Timberline Middle School's student population of 741 students has declined by 8% over five school years.
The teacher population of 35 teachers has declined by 10% over five school years.
Grades Offered
Grades 6-8
(No virtual instruction)
(No virtual instruction)
Total Students
741 students
Gender %
Total Classroom Teachers
35 teachers
School Rankings
Timberline Middle 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 Timberline Middle School is 0.63, which is less than the diversity score at state average of 0.69. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#51 out of 2088 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
80%
41%
Reading/Language Arts Test Scores (% Proficient)
86%
53%
Science Test Scores (% Proficient)
76%
49%
Student-Teacher Ratio
21:1
16:1
American Indian
n/a
1%
Asian
51%
9%
Hispanic
8%
26%
Black
3%
5%
White
32%
48%
Hawaiian
n/a
2%
Two or more races
6%
9%
All Ethnic Groups
Eligible for Free Lunch
9%
49%
Eligible for Reduced Lunch
1%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Timberline Middle School's ranking?
Timberline Middle School is ranked #51 out of 2,088 schools, which ranks it among the top 5% of public schools in Washington.
What schools are Timberline Middle School often compared to?
Timberline Middle Schoolis often viewed alongside schools like Evergreen Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
80% 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 Timberline Middle School?
741 students attend Timberline Middle School.
What is the racial composition of the student body?
51% of Timberline Middle School students are Asian, 32% of students are White, 8% of students are Hispanic, 6% of students are Two or more races, and 3% of students are Black.
What is the student-teacher ratio of Timberline Middle School?
Timberline Middle School has a student ration of 21:1, which is higher than the Washington state average of 16:1.
What grades does Timberline Middle School offer ?
Timberline Middle School offers enrollment in grades 6-8 (No virtual instruction).
What school district is Timberline Middle School part of?
Timberline Middle School is part of Lake Washington School District.
In what neighborhood is Timberline Middle School located?
Timberline Middle School is located in the Redmond Ridge neighborhood of Redmond, WA. There are 1 other public schools located in Redmond Ridge.
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