Serving 506 students in grades 6-8, Thunder Mountain Middle School ranks in the top 50% of all schools in Washington for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 42% (which is higher than the Washington state average of 41%). The percentage of students achieving proficiency in reading/language arts is 58% (which is higher than the Washington state average of 53%).
The student-teacher ratio of 23:1 is higher than the Washington state level of 17:1.
Minority enrollment is 32% of the student body (majority Hispanic), which is lower than the Washington state average of 53% (majority Hispanic).
Quick Facts (26-27)
- Grades: 6-8
- Enrollment: 506 students
- Student-Teacher Ratio: 23:1
- Minority Enrollment: 32%
- Overall Testing Rank: Top 50% in WA
- Math Proficiency: 42% (Top 50%)
- Reading Proficiency: 58% (Top 50%)
- Science Proficiency: 50-54% (Top 50%)
- Attendance Zone: Thunder Mountain Middle School serves the northwest part of Enumclaw, WA, encompassing an attendance area of approximately 279.2 square miles, with typical drive times to the school ranging from 20 to 30 minutes. The furthest edge of the zone is about 31.9 miles away from the school.
- Source: National Center for Education Statistics (NCES), WA Dept. of Education
School Overview
Thunder Mountain Middle School's student population of 506 students has grown by 7% over five school years.
The teacher population of 22 teachers has declined by 8% over five school years.
Grades Offered
Grades 6-8
(No virtual instruction)
(No virtual instruction)
Total Students
506 students
Showing 2016–2025. Full 25-year historical data available below ↓
Total Classroom Teachers
22 teachers
Showing 2016–2025. Full 25-year historical data available below ↓
School Calendar
School Rankings
Thunder Mountain Middle School ranks within the top 50% of all 2,088 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of Thunder Mountain Middle School is 0.50, 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
#745 out of 2088 schools
(Top 50%)
(Top 50%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
42%
41%
Showing 2012–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
58%
53%
Showing 2011–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
50-54%
49%
Student-Teacher Ratio
23:1
17:1
Showing 2016–2025. Full 25-year historical data available below ↓
American Indian
1%
1%
Showing 2016–2025. Full 25-year historical data available below ↓
Asian
6%
9%
Showing 2015–2025. Full 25-year historical data available below ↓
Hispanic
19%
27%
Showing 2016–2025. Full 25-year historical data available below ↓
Black
1%
5%
Showing 2012–2025. Full 22-year historical data available below ↓
White
68%
47%
Showing 2016–2025. Full 25-year historical data available below ↓
Two or more races
5%
9%
Showing 2016–2025. Full 14-year historical data available below ↓
All Ethnic Groups
Showing 2016–2025. Full 25-year historical data available below ↓
Chronically Absent Students
(22-23)27.9%
34.7%
Eligible for Free Lunch
22%
39%
Showing 2016–2025. Full 24-year historical data available below ↓
Eligible for Reduced Lunch
8%
9%
Showing 2015–2025. Full 24-year historical data available below ↓
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WA Dept. of Education
Frequently Asked Questions
What is Thunder Mountain Middle School's ranking?
Thunder Mountain Middle School is ranked #745 out of 2,088 schools, which ranks it among the top 50% of public schools in Washington.
What percent of students have achieved state testing proficiency in math and reading?
42% of students have achieved math proficiency (compared to the 41% WA state average), while 58% of students have achieved reading proficiency (compared to the 53% WA state average).
How many students attend Thunder Mountain Middle School?
506 students attend Thunder Mountain Middle School.
What is the racial composition of the student body?
68% of Thunder Mountain Middle School students are White, 19% of students are Hispanic, 6% of students are Asian, 5% of students are Two or more races, 1% of students are American Indian, and 1% of students are Black.
What is the student-teacher ratio of Thunder Mountain Middle School?
Thunder Mountain Middle School has a student ration of 23:1, which is higher than the Washington state average of 17:1.
What grades does Thunder Mountain Middle School offer ?
Thunder Mountain Middle School offers enrollment in grades 6-8 (No virtual instruction).
What school district is Thunder Mountain Middle School part of?
Thunder Mountain Middle School is part of Enumclaw School District.
School Reviews
Review Thunder Mountain Middle School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
How Much Choice Do High School Students Have?
Learn how graduation requirements, prerequisites, electives, staffing, scheduling conflicts, AP courses, dual enrollment, and career pathways determine how much control high school students have over schedules each year.
Does Your Child Need More Recess?
Explore whether your child may benefit more from recess than another academic period, including research on attention, learning, physical activity, stress, social development, and school-day balance today.
Combined Grade Classrooms, What Parents Should Know
Learn how combined-grade classrooms work, why public schools use them, potential benefits and challenges, and the questions parents should ask before enrolling their child in one today.
