The brief
A Mattole Unified high school serving grades 9th – 12th.
Mattole Triple Junction High is listed in Mattole Unified, and a district label does not verify attendance for an address: confirm the zoned campus with the district before you commit to a street.
About this school's data3 sources, 2019–2024
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, an estimate, or describes a surrounding area rather than the school, that limitation is named here.
- Based on limited data: 0% component coverage.
- We don't have enough verified data to rate this school fairly. This can happen when a school is very new, very small, or has limited test score reporting to the state. Our rating model requires at least 2 of 4 data components (academics, student progress, college readiness, and resources) to generate a meaningful score. Schools below this threshold receive a Limited Profile to avoid misleading ratings. Learn more about our methodology
- School directory (enrollment, grades, staff, contact)
- NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
- Source period: SY 2023–24. A newer release may be available.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 95558; this does not measure the attendance area.
- Programs (AP/IB, athletics, gifted)
- CRDC via Urban Institute · SY 2021–22 · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: SY 2021–22. A newer release may be available.
Evidence periods: Rating not displayed; assessments vintage unavailable; directory SY 2023–24
The neighborhood
Where it sits, and what the area looks like.The area
- Median income
- $51,250
- College educated
- 24.8%
- Homeownership
- 73.5%
- Poverty rate
- 29.5%
U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 95558; this is area context, not an attendance boundary.
Getting around
- Walk Score
- 18
- Car-Dependent
- Bike Score
- 7
- Somewhat Bikeable
- County reported crime
- 1,615/100K
- Reported Part-1 offenses (violent + property + arson) per 100,000 county residents, counting every city police department, sheriff's office and county police department that reported a full year to the FBI Uniform Crime Reporting program. Shown only where those agencies cover at least 80% of the county's residents. Not a school safety rating.
Walk, transit and bike scores by
FBI Uniform Crime Reporting · 2025 · county context, not school-level safety or attendance eligibility. Source details
Programs and who goes here
What the campus offers, and who it enrolls.Programs
- AP and IB
- 1 AP course
- 66.7% participation · state average 2.6 AP courses · CRDC via Urban Institute · SY 2021–22
- Advanced STEM courses
- 2 of 5
- Algebra II, Advanced Math, Calculus, Chemistry, Physics · CRDC via Urban Institute · SY 2021–22
The record
What is on file, and where each number came from.Questions families ask
What grades does Mattole Triple Junction High serve?
Mattole Triple Junction High serves students in grades 9th through 12th.
How many students attend Mattole Triple Junction High?
Mattole Triple Junction High has an enrollment of approximately 3 students.
What is the student-teacher ratio at Mattole Triple Junction High?
The student-teacher ratio at Mattole Triple Junction High is 1.5:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
Is Mattole Triple Junction High a charter school?
No, Mattole Triple Junction High is not a charter school. It is a traditional public school operated by the local school district.
Is Mattole Triple Junction High a Title I school?
No, Mattole Triple Junction High is not currently a Title I school.
School facts
- Grades
- 9th – 12th
- Enrollment
- 3
- Student-teacher ratio
- 1.5:1
- Teachers (FTE)
- 2
- Type
- Regular
- Title I
- No
- Setting
- Remote Rural
- County
- Humboldt County
- Phone
- (707) 629-3250
- Schools in district
- 3
- District spending per student
- $37,765
- NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- 22.2%
- Census SAIPE · 2024
- Area population (ZIP 95558)
- 244
- Area median age
- 62.6
NCES Common Core of Data (CCD) (SY 2023–24).
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Data from NCES Common Core of Data, California Dept. of Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.