51爆料

Obsidian Middle School

15850-a Dam Road Extention
Clearlake, CA 95422
Obsidian Middle School serves 586 students in grades 6-8. 
The student:teacher ratio of 29:1 is higher than the California state level of 21:1.
Minority enrollment is 68% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).

Quick Stats (2025)

  • Grades: 6-8
  • Enrollment: 586 students
  • Student:Teacher Ratio: 29:1
  • Minority Enrollment: 68%
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

School Overview

Grades Offered
Grades 6-8
Total Students
586 students
Gender %
This chart displays gender of Obsidian Middle School
Total Classroom Teachers
20 teachers
Students by Grade
This chart displays the students of Obsidian Middle School by grade.

School Rankings

The diversity score of Obsidian Middle School is 0.59, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
This School
State Level (CA)
Student : Teacher Ratio
29:1
21:1
American Indian
3%
1%
Asian
n/a
12%
Hispanic
55%
56%
Black
3%
5%
White
32%
20%
Hawaiian
n/a
n/a
Two or more races
7%
6%
All Ethnic Groups
This chart displays the percentage breakdown of students of all ethnic groups in Obsidian Middle School.
This chart displays the percentage breakdown of public school students of all ethnic groups in California.
0.59
Eligible for Free Lunch
76%
54%
Eligible for Reduced Lunch
4%
8%
School Statewide Testing
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Profile last updated:

Frequently Asked Questions

How many students attend Obsidian Middle School?
586 students attend Obsidian Middle School.
What is the racial composition of the student body?
55% of Obsidian Middle School students are Hispanic, 32% of students are White, 7% of students are Two or more races, 3% of students are American Indian, and 3% of students are Black.
What is the student:teacher ratio of Obsidian Middle School?
Obsidian Middle School has a student ration of 29:1, which is higher than the California state average of 21:1.
What grades does Obsidian Middle School offer ?
Obsidian Middle School offers enrollment in grades 6-8
What school district is Obsidian Middle School part of?
Obsidian Middle School is part of Konocti Unified School District.

School Reviews

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Quick Stats (2025)

  • Grades: 6-8
  • Enrollment: 586 students
  • Student:Teacher Ratio: 29:1
  • Minority Enrollment: 68%
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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