North Mason Senior High School
🇺🇸 Official data · 2025Belfair, Washington 98528 · North Mason School District
#290 of 333 high schools in Washington
#12357 of 16,910 nationally
About North Mason Senior High School
North Mason Senior High School is a public high located in Belfair, in the North Mason School District school district of Washington, United States. It caters for Grades 9–12. In 2025 it enrolled 735 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 34.3 out of 100, placing it in the lower 50% of high schools in United States and 290th of 333 ranked high schools in Washington. Its strongest component is community advantage (fewer free/reduced-price lunch) (50th percentile), and its weakest is students per teacher (12th percentile).
Other published figures: enrollment 735.
There are 5 schools in Belfair; North Mason Senior High School ranks 4th of 5 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)22%
- Reading proficiency (30%)52%
- Community advantage (fewer free/reduced-price lunch) (25%)51%
- Students per teacher (15%)21.6
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for North Mason Senior High School by the official sources.
- Enrollment
- 735
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 51%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 21.6
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 52%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 22%
- Share of tested students proficient or above (all students, all grades).
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Schools near North Mason Senior High School
Closest schools by straight-line distance, with their Success Index (US).
Hawkins Middle School
Belfair · Public middle · Grades 6–8
485 students · 252 m away
Mary E. Theler Early Learning Center
Belfair · Public elementary · Grades PK–K
54 students · 2.6 km away
Belfair Elementary
Belfair · Public elementary · Grades PK–5
392 students · 2.6 km away
Sand Hill Elementary
Belfair · Public elementary · Grades K–5
537 students · 4.8 km away
Vaughn Elementary School
Vaughn · Public elementary · Grades PK–5
326 students · 9.5 km away
Minter Creek Elementary
Gig Harbor · Public elementary · Grades K–5
272 students · 12 km away
Grapeview Elementary & Middle School
Grapeview · Public elementary · Grades K–8
224 students · 12 km away
Sunnyslope Elementary School
Port Orchard · Public elementary · Grades PK–5
503 students · 13 km away
Key Peninsula Middle School
Lakebay · Public middle · Grades 6–8
444 students · 13 km away
Burley Glenwood Elementary
Port Orchard · Public elementary · Grades PK–5
452 students · 15 km away
Similar schools
Public high schools in Washington with a comparable Enrollment.
General William H. Harrison Preparatory School
Lakewood · Public high · Grades 6–12
738 students
Wahluke High School
Mattawa · Public high · Grades 9–12
750 students
A G West Black Hills High School
Tumwater · Public high · Grades 9–12
753 students
Anacortes High School
Anacortes · Public high · Grades 9–12
766 students
Montesano Jr-Sr High
Montesano · Public high · Grades 7–12
698 students
Vancouver School of Arts and Academics
Vancouver · Public high · Grades 6–12
787 students
Frequently asked questions
Is North Mason Senior High School a good school?
North Mason Senior High School has a Success Index (US) of 34.3 out of 100 (Lower 50% of high schools in United States) and ranks #290 of 333 in Washington. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does North Mason Senior High School rank in Washington?
North Mason Senior High School ranks #290 of 333 high schools in Washington and #12357 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend North Mason Senior High School?
North Mason Senior High School had 735 students in 2025.
Is North Mason Senior High School a elementary school or a high school?
North Mason Senior High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near North Mason Senior High School?
There are 10 schools within 15 km of North Mason Senior High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.