Casterlin High School serves 5 students in grades 9-12.
The student-teacher ratio of 2:1 is lower than the California state level of 21:1.
Minority enrollment is 20% of the student body (majority Black and Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 5 students
- Student-Teacher Ratio: 2:1
- Minority Enrollment: 20%
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Casterlin High School's student population of 5 students has declined by 28% over five school years.
The teacher population of 3 teachers has grown by 50% over five school years.
Grades Offered
Grades 9-12
Total Students
5 students
Gender %
Total Classroom Teachers
3 teachers
School Rankings
The diversity score of Casterlin High School is 0.32, 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.
Student-Teacher Ratio
2:1
21:1
American Indian
n/a
1%
Asian
n/a
12%
Hispanic
n/a
56%
Black
n/a
5%
White
80%
20%
Hawaiian
n/a
n/a
Two or more races
20%
6%
All Ethnic Groups
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
How many students attend Casterlin High School?
5 students attend Casterlin High School.
What is the racial composition of the student body?
80% of Casterlin High School students are White, and 20% of students are Two or more races.
What is the student-teacher ratio of Casterlin High School?
Casterlin High School has a student ration of 2:1, which is lower than the California state average of 21:1.
What grades does Casterlin High School offer ?
Casterlin High School offers enrollment in grades 9-12
What school district is Casterlin High School part of?
Casterlin High School is part of Southern Humboldt Joint Unified School District.
School Reviews
Review Casterlin High School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
Preventing Suicide in Schools: 2026 Guide for Educators
Learn updated 2026 strategies for preventing suicide in schools, including warning signs, intervention plans, and school-wide mental health support.
The Impact of Social Media on Students (2026 Update)
Explore the impact of social media on students in 2026, including academic, mental health, and safety insights for parents and educators.
Building a Summer Reading Plan That Keeps Kids Engaged
Learn how to build a summer reading plan that keeps kids engaged, motivated, and improving literacy skills throughout the break.
