High · Regular · Grades 9 to 12
Mattole Triple Junction High, Petrolia, CA
CEP schoolMattole Triple Junction High is a public high school in Petrolia, part of Mattole Unified. It enrolled 2 students in 2024-25, with 1.0 students per full-time teacher.
Enrollment and teachers
- Students
- 2
- Teachers (FTE)
- 2.0
- Students per teacher
- 1.0
- Grades
- 9 to 12
This school's ratio is 13.0 lower than the district figure of 14.0. The California average across schools is 21.9. Ratios count all teachers, including specialists, so they are lower than typical class sizes.
This school1.0
District14.0
California21.9
United States15.3
School details
- Address
- 29289 Chambers Rd., Petrolia, CA 95558
- Phone
- (707)629-3250
- District
- Mattole Unified
- County
- Humboldt County
- Level
- High
- Type
- Regular
- Status
- Open
- Charter
- No
- Locale
- Rural: Remote
- NCES school ID
- 060003801994
Related schools
We publish official enrollment and staffing data, not ratings or test scores.
Source: NCES Common Core of Data 2024-25 and F-33 finance 2020, via the Urban Institute Education Data Portal. Last reviewed October 2026. Blank values are not available, not applicable or suppressed in the source. See the methodology.