Mattole Triple Junction High
High Schools (Public)Grades 9–12Active
29289 Chambers Road, Petrolia, CA 95558
(707) 629-3250
Test Scores (2024-25)
Percentage of students meeting or exceeding standards on CAASPP/CAST.
By Grade
| Grade | ELA % | Math % | Science % | Tested |
|---|---|---|---|---|
| 11 | — | — | — | — |
Enrollment & Demographics (2024-25)
2
Total Students
50.0%
Free/Reduced Lunch
Staff (2024-25)
1.0:1
Pupil-Teacher Ratio
Historical Trends
Year-over-year performance data from official CDE records.
Total Enrollment
Parent & Community Reviews
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Data sourced from the California Department of Education. CDS Code: 12753821230085. Academic Year: 2023-24 – 2024-25.