Redwood Continuation High
Alternative · Grades 9–12 · 92 students
Roy A. Johnson High
18400 Clifton Way, Castro Valley, CA 94546
Grades
9–12
High
Students
18
Enrolled 2024–25
Students per teacher
9 : 1
Full-time teachers
District
Castro Valley Unified
Alameda County
Not graded
Special-education schools are built around students with disabilities, and their results can't be fairly compared with regular schools, so we don't grade them. How we grade
About Roy A. Johnson High
Roy A. Johnson High is a special education high school in Castro Valley, California, serving grades 9–12. It is part of Castro Valley Unified. The school is located in a large suburb in Alameda County.
In the 2024–25 school year, 18 students were enrolled, with about 9 students for every full-time teacher. That ratio is smaller than the typical California high school (18.5 students per teacher).
Grades & enrollment
Students per grade, 2024–25Grades 9–12
Location & nearby schools
School details
- Type
- Special Education School · What this means
- Level
- High
- Grades offered
- 9–12
- Enrollment (2024–25)
- 18 students
- Students per teacher
- 9 to 1
- Charter school
- No
- Magnet school
- No
- Locale
- Suburb — Large
- School district
- Castro Valley Unified
- County
- Alameda County
- NCES school ID
- 060780000750
Schools near Roy A. Johnson High
All 21 schools in Castro Valley →
Castro Valley High
Public · Grades 9–12 · 2,874 students
San Lorenzo High
Public · Grades 9–12 · 1,029 students
East Bay Arts High
Alternative · Grades 9–12 · 154 students
San Leandro High
Public · Grades 9–12 · 2,510 students
Brenkwitz High
Alternative · Grades 9–12 · 76 students
School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.