Thunder Mountain Middle School

42018 264th Avenue Se
Enumclaw, WA 98022
(School attendance zone shown in map)
6/
10
Top 50%
Serving 454 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 38% (which is lower than the Washington state average of 40%). 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 20:1 is higher than the Washington state level of 16:1.
Minority enrollment is 25% of the student body (majority Hispanic), which is lower than the Washington state average of 51% (majority Hispanic).

Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: 6-8
  • Enrollment: 454 students
  • Student:Teacher Ratio: 20:1
  • Minority Enrollment: 25%
  • : Top 50% in WA
  • : 38% (Top 50%)
  • : 58% (Top 50%)
  • : 50-54% (Top 50%)
  • Source: National Center for Education Statistics (NCES), WA Dept. of Education

School Overview

Thunder Mountain Middle School's student population of 454 students has stayed relatively flat over five school years.
The teacher population of 23 teachers has grown by 9% over five school years.
School Type
Grades Offered
Grades 6-8
Total Students
454 students
This chart displays total students of Thunder Mountain Middle School by year, with the latest 2022-23 school year data.
Gender %
This chart displays gender of Thunder Mountain Middle School
Total Classroom Teachers
23 teachers
This chart displays the total teachers of Thunder Mountain Middle School by year, with the latest 2022-23 school year data.
Students by Grade
This chart displays the students of Thunder Mountain Middle School by grade.

School Rankings

Thunder Mountain Middle School ranks within the top 50% of all 2,113 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of Thunder Mountain Middle School is 0.41, which is less than the diversity score at state average of 0.68. The school's diversity has stayed relatively flat over five school years.
This School
State Level (WA)
#883 out of 2113 schools
(Top 50%)
This chart displays the overall school rank of Thunder Mountain Middle School, with the latest 2021-22 school year data.
38%
40%
This chart displays the percentage of students that scored at or above 'proficient' levels in Math of Thunder Mountain Middle School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in Washington by year, with the latest 2021-22 school year data.
58%
53%
This chart displays the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Thunder Mountain Middle School and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Washington by year, with the latest 2021-22 school year data.
50-54%
49%
Student : Teacher Ratio
20:1
16:1
This chart displays the student teacher ratio of Thunder Mountain Middle School and the public school average student teacher ratio of Washington by year, with the latest 2022-23 school year data.
American Indian
1%
1%
This chart displays the percentage of American Indian students in Thunder Mountain Middle School and percentage of American Indian public school students in Washington by year, with the latest 2022-23 school year data.
Asian
3%
9%
This chart displays the percentage of Asian students in Thunder Mountain Middle School and the percentage of Asian public school students in Washington by year, with the latest 2022-23 school year data.
Hispanic
16%
26%
This chart displays the percentage of Hispanic students in Thunder Mountain Middle School and the percentage of Hispanic public school students in Washington by year, with the latest 2022-23 school year data.
Black
1%
5%
This chart displays the percentage of Black students in Thunder Mountain Middle School and the percentage of Black public school students in Washington by year, with the latest 2022-23 school year data.
White
75%
49%
This chart displays the percentage of White students in Thunder Mountain Middle School and the percentage of White public school students in Washington by year, with the latest 2022-23 school year data.
Hawaiian
n/a
1%
Two or more races
4%
9%
This chart displays the percentage of students of two or more races in Thunder Mountain Middle School and the percentage of public school students of two or more races in Washington by year, with the latest 2022-23 school year data.
All Ethnic Groups
This chart displays the percentage breakdown of students of all ethnic groups in Thunder Mountain Middle School.
This chart displays the percentage breakdown of public school students of all ethnic groups in Washington.
0.41
This chart displays the diversity score of Thunder Mountain Middle School and the public school average diversity score of Washington by year, with the latest 2022-23 school year data.
Eligible for Free Lunch
21%
41%
This chart displays the percentage of students who is eligible for free lunch in Thunder Mountain Middle School and the percentage of public school students who is eligible for free lunch in Washington by year, with the latest 2022-23 school year data.
Eligible for Reduced Lunch
10%
8%
This chart displays the percentage of students who is eligible for reduced lunch in Thunder Mountain Middle School and the percentage of public school students who is eligible for reduced lunch in Washington by year, with the latest 2022-23 school year data.
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 #883 out of 2,113 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?
38% of students have achieved math proficiency (compared to the 40% 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?
454 students attend Thunder Mountain Middle School.
What is the racial composition of the student body?
75% of Thunder Mountain Middle School students are White, 16% of students are Hispanic, 4% of students are Two or more races, 3% of students are Asian, 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 20:1, which is higher than the Washington state average of 16:1.
What grades does Thunder Mountain Middle School offer ?
Thunder Mountain Middle School offers enrollment in grades 6-8
What school district is Thunder Mountain Middle School part of?
Thunder Mountain Middle School is part of Enumclaw School District.

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Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: 6-8
  • Enrollment: 454 students
  • Student:Teacher Ratio: 20:1
  • Minority Enrollment: 25%
  • : Top 50%
  • : 38% (Top 50%)
  • : 58% (Top 50%)
  • : 50-54% (Top 50%)
  • Source: National Center for Education Statistics (NCES), WA Dept. of Education

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