North Mason Senior High School

150 E North Mason School Road
Belfair, WA 98528
(School attendance zone shown in map)
3/
10
Bottom 50%
Serving 663 students in grades 9-12, North Mason Senior High School ranks in the bottom 50% of all schools in Washington for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 10-14% (which is lower than the Washington state average of 40%). The percentage of students achieving proficiency in reading/language arts is 50-54% (which is approximately equal to the Washington state average of 53%).
The student:teacher ratio of 18:1 is higher than the Washington state level of 16:1.
Minority enrollment is 37% 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: 9-12
  • Enrollment: 663 students
  • Student:Teacher Ratio: 18:1
  • Minority Enrollment: 37%
  • : 80-84% (Top 50% in WA)
  • : Bottom 50%
  • : 10-14% (Btm 50%)
  • : 50-54% (Top 50%)
  • : 45-49% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), WA Dept. of Education

School Overview

North Mason Senior High School's student population of 663 students has declined by 12% over five school years.
The teacher population of 36 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades 9-12
Total Students
663 students
This chart displays total students of North Mason Senior High School by year, with the latest 2022-23 school year data.
Gender %
This chart displays gender of North Mason Senior High School
Total Classroom Teachers
36 teachers
This chart displays the total teachers of North Mason Senior High School by year, with the latest 2022-23 school year data.
Students by Grade
This chart displays the students of North Mason Senior High School by grade.

School Rankings

North Mason Senior High School ranks within the bottom 50% of all 2,113 schools in Washington (based off of combined math and reading proficiency testing data).
The diversity score of North Mason Senior High School is 0.53, 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)
#1585 out of 2113 schools
(Bottom 50%)
This chart displays the overall school rank of North Mason Senior High School, with the latest 2021-22 school year data.
10-14%
40%
This chart displays the percentage of students that scored at or above 'proficient' levels in Math of North Mason Senior High 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.
50-54%
53%
This chart displays the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of North Mason Senior High 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.
45-49%
49%
Student : Teacher Ratio
18:1
16:1
This chart displays the student teacher ratio of North Mason Senior High School and the public school average student teacher ratio of Washington by year, with the latest 2022-23 school year data.
American Indian
2%
1%
This chart displays the percentage of American Indian students in North Mason Senior High School and percentage of American Indian public school students in Washington by year, with the latest 2022-23 school year data.
Asian
1%
9%
This chart displays the percentage of Asian students in North Mason Senior High School and the percentage of Asian public school students in Washington by year, with the latest 2022-23 school year data.
Hispanic
27%
26%
This chart displays the percentage of Hispanic students in North Mason Senior High School and the percentage of Hispanic public school students in Washington by year, with the latest 2022-23 school year data.
Black
n/a
5%
This chart displays the percentage of Black students in North Mason Senior High School and the percentage of Black public school students in Washington by year, with the latest 2021-22 school year data.
White
63%
49%
This chart displays the percentage of White students in North Mason Senior High School and the percentage of White public school students in Washington by year, with the latest 2022-23 school year data.
Hawaiian
1%
1%
This chart displays the percentage of Hawaiian students in North Mason Senior High School and the percentage of Hawaiian public school students in Washington by year, with the latest 2022-23 school year data.
Two or more races
6%
9%
This chart displays the percentage of students of two or more races in North Mason Senior High 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 North Mason Senior High School.
This chart displays the percentage breakdown of public school students of all ethnic groups in Washington.
0.53
This chart displays the diversity score of North Mason Senior High School and the public school average diversity score of Washington by year, with the latest 2022-23 school year data.
80-84%
84%
This chart displays graduation rate of North Mason Senior High School and public school graduation rate of Washington by year, with the latest 2021-22 school year data.
Eligible for Free Lunch
36%
41%
This chart displays the percentage of students who is eligible for free lunch in North Mason Senior High 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
4%
8%
This chart displays the percentage of students who is eligible for reduced lunch in North Mason Senior High 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 North Mason Senior High School's ranking?
North Mason Senior High School is ranked #1585 out of 2,113 schools, which ranks it among the bottom 50% of public schools in Washington.
What schools are North Mason Senior High School often compared to?
North Mason Senior High Schoolis often viewed alongside schools like Shelton High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
10-14% of students have achieved math proficiency (compared to the 40% WA state average), while 50-54% of students have achieved reading proficiency (compared to the 53% WA state average).
What is the graduation rate of North Mason Senior High School?
The graduation rate of North Mason Senior High School is 80-84%, which is lower than the Washington state average of 84%.
How many students attend North Mason Senior High School?
663 students attend North Mason Senior High School.
What is the racial composition of the student body?
63% of North Mason Senior High School students are White, 27% of students are Hispanic, 6% of students are Two or more races, 2% of students are American Indian, 1% of students are Asian, and 1% of students are Hawaiian.
What is the student:teacher ratio of North Mason Senior High School?
North Mason Senior High School has a student ration of 18:1, which is higher than the Washington state average of 16:1.
What grades does North Mason Senior High School offer ?
North Mason Senior High School offers enrollment in grades 9-12
What school district is North Mason Senior High School part of?
North Mason Senior High School is part of North Mason School District.

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Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: 9-12
  • Enrollment: 663 students
  • Student:Teacher Ratio: 18:1
  • Minority Enrollment: 37%
  • : 80-84% (Top 50%)
  • : Bottom 50%
  • : 10-14% (Btm 50%)
  • : 50-54% (Top 50%)
  • : 45-49% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), WA Dept. of Education

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