Thunder Mountain High School

3101 Dimond Park Loop
Juneau, AK 99801
(School attendance zone shown in map)
6/
10
Top 50%
Serving 586 students in grades 9-12, Thunder Mountain High School ranks in the top 50% of all schools in Alaska for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 20-24% (which is approximately equal to the Alaska state average of 23%). The percentage of students achieving proficiency in reading/language arts is 35-39% (which is higher than the Alaska state average of 29%).
The student:teacher ratio of 18:1 is higher than the Alaska state level of 15:1.
Minority enrollment is 51% of the student body (majority American Indian and Hispanic), which is lower than the Alaska state average of 53% (majority American Indian).

Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: 9-12
  • Enrollment: 586 students
  • Student:Teacher Ratio: 18:1
  • Minority Enrollment: 51%
  • : ≥95% (Top 1% in AK)
  • : Top 50%
  • : 20-24% (Top 50%)
  • : 35-39% (Top 50%)
  • : 55-59% (Top 20%)
  • Source: National Center for Education Statistics (NCES), AK Dept. of Education

Top Rankings

Thunder Mountain High School ranks among the top 20% of public schools in Alaska for:

School Overview

Thunder Mountain High School's student population of 586 students has declined by 16% over five school years.
The teacher population of 33 teachers has declined by 5% over five school years.
School Type
Grades Offered
Grades 9-12
(offers virtual instruction)
Total Students
586 students
This chart displays total students of Thunder Mountain High School by year, with the latest 2022-23 school year data.
Gender %
This chart displays gender of Thunder Mountain High School
Total Classroom Teachers
33 teachers
This chart displays the total teachers of Thunder Mountain High School by year, with the latest 2022-23 school year data.
Students by Grade
This chart displays the students of Thunder Mountain High School by grade.

School Rankings

Thunder Mountain High School ranks within the top 50% of all 459 schools in Alaska (based off of combined math and reading proficiency testing data).
The diversity score of Thunder Mountain High School is 0.70, which is less than the diversity score at state average of 0.71. The school's diversity has stayed relatively flat over five school years.
This School
State Level (AK)
#203 out of 459 schools
(Top 50%)
This chart displays the overall school rank of Thunder Mountain High School, with the latest 2021-22 school year data.
20-24%
23%
This chart displays the percentage of students that scored at or above 'proficient' levels in Math of Thunder Mountain High School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in Alaska by year, with the latest 2021-22 school year data.
35-39%
29%
This chart displays the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Thunder Mountain High School and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Alaska by year, with the latest 2021-22 school year data.
55-59%
38%
Student : Teacher Ratio
18:1
15:1
This chart displays the student teacher ratio of Thunder Mountain High School and the public school average student teacher ratio of Alaska by year, with the latest 2022-23 school year data.
American Indian
12%
22%
This chart displays the percentage of American Indian students in Thunder Mountain High School and percentage of American Indian public school students in Alaska by year, with the latest 2022-23 school year data.
Asian
7%
5%
This chart displays the percentage of Asian students in Thunder Mountain High School and the percentage of Asian public school students in Alaska by year, with the latest 2022-23 school year data.
Hispanic
10%
8%
This chart displays the percentage of Hispanic students in Thunder Mountain High School and the percentage of Hispanic public school students in Alaska by year, with the latest 2022-23 school year data.
Black
n/a
2%
This chart displays the percentage of Black students in Thunder Mountain High School and the percentage of Black public school students in Alaska by year, with the latest 2021-22 school year data.
White
49%
47%
This chart displays the percentage of White students in Thunder Mountain High School and the percentage of White public school students in Alaska by year, with the latest 2022-23 school year data.
Hawaiian
3%
3%
This chart displays the percentage of Hawaiian students in Thunder Mountain High School and the percentage of Hawaiian public school students in Alaska by year, with the latest 2022-23 school year data.
Two or more races
19%
13%
This chart displays the percentage of students of two or more races in Thunder Mountain High School and the percentage of public school students of two or more races in Alaska 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 High School.
This chart displays the percentage breakdown of public school students of all ethnic groups in Alaska.
0.70
This chart displays the diversity score of Thunder Mountain High School and the public school average diversity score of Alaska by year, with the latest 2022-23 school year data.
≥95%
78%
This chart displays graduation rate of Thunder Mountain High School and public school graduation rate of Alaska by year, with the latest 2021-22 school year data.
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
15%
38%
This chart displays the percentage of students who is eligible for free lunch in Thunder Mountain High School and the percentage of public school students who is eligible for free lunch in Alaska by year, with the latest 2022-23 school year data.
Eligible for Reduced Lunch
6%
3%
This chart displays the percentage of students who is eligible for reduced lunch in Thunder Mountain High School and the percentage of public school students who is eligible for reduced lunch in Alaska by year, with the latest 2022-23 school year data.
School District Name
Source: National Center for Education Statistics (NCES), AK Dept. of Education

Frequently Asked Questions

What is Thunder Mountain High School's ranking?
Thunder Mountain High School is ranked #203 out of 459 schools, which ranks it among the top 50% of public schools in Alaska.
What schools are Thunder Mountain High School often compared to?
Thunder Mountain High Schoolis often viewed alongside schools like Juneau-douglas High School Yadaa.at Kalt by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
20-24% of students have achieved math proficiency (compared to the 23% AK state average), while 35-39% of students have achieved reading proficiency (compared to the 29% AK state average).
What is the graduation rate of Thunder Mountain High School?
The graduation rate of Thunder Mountain High School is 95%, which is higher than the Alaska state average of 78%.
How many students attend Thunder Mountain High School?
586 students attend Thunder Mountain High School.
What is the racial composition of the student body?
49% of Thunder Mountain High School students are White, 19% of students are Two or more races, 12% of students are American Indian, 10% of students are Hispanic, 7% of students are Asian, and 3% of students are Hawaiian.
What is the student:teacher ratio of Thunder Mountain High School?
Thunder Mountain High School has a student ration of 18:1, which is higher than the Alaska state average of 15:1.
What grades does Thunder Mountain High School offer ?
Thunder Mountain High School offers enrollment in grades 9-12 (offers virtual instruction).
What school district is Thunder Mountain High School part of?
Thunder Mountain High School is part of Juneau Borough School District.
In what neighborhood is Thunder Mountain High School located?
Thunder Mountain High School is located in the Mendenhall Valley neighborhood of Juneau, AK. There are 4 other public schools located in Mendenhall Valley.

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Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: 9-12
  • Enrollment: 586 students
  • Student:Teacher Ratio: 18:1
  • Minority Enrollment: 51%
  • : ≥95% (Top 1%)
  • : Top 50%
  • : 20-24% (Top 50%)
  • : 35-39% (Top 50%)
  • : 55-59% (Top 20%)
  • Source: National Center for Education Statistics (NCES), AK Dept. of Education

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