Obsidian Middle
Intermediate/Middle Schools (Public)Grades 6–8Active
15850-A Dam Road Extention, Clearlake, CA 95422
(707) 994-6447
Overall Score (2024-25)
↑ 0.4 ptsvs 2023-2418
out of 100
Needs SupportTop 90% statewideData completeness: 100%
Academic Achievement4
CA avg
Academic Growth65
CA avg
Equity6
CA avg
School Climate0
CA avg
Score reflects percentile ranking among same-type schools. How is this calculated?
Test Scores (2024-25)
Percentage of students meeting or exceeding standards on CAASPP/CAST.
English Language Arts21.6%
CA avg 48.8%
Mathematics6.7%
CA avg 34.6%
Science / CAST (2024-25)8.2%
CA avg 32.7%
By Grade
| Grade | ELA % | Math % | Science % | Tested |
|---|---|---|---|---|
| 07 | 17.2% | 6.7% | — | 268 |
| 08 | 26.0% | 6.7% | 8.2% | 269 |
Enrollment & Demographics (2024-25)
590
Total Students
77.0%
Free/Reduced Lunch
24.6%
English Learners
Staff (2024-25)
22.9:1
Pupil-Teacher Ratio
Chronic Absenteeism (2024-25)
↑ 1.0%45.3%
Chronically Absent
636
Students Tracked
Historical Trends
Year-over-year performance data from official CDE records.
Composite Score
ELA Proficiency %
Math Proficiency %
Science / CAST %
Chronic Absenteeism Rate %
Total Enrollment
Parent & Community Reviews
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Data sourced from the California Department of Education. CDS Code: 17640220142158. Academic Year: 2023-24 – 2024-25.