Roy A. Johnson High School

18400 Clifton Way
Castro Valley, CA 94546

redwood.cv.k12.ca.us

Roy A. Johnson High School serves 21 students in grades 9-12.

The student:teacher ratio of 11:1 is lower than the California state level of 22:1.

Minority enrollment is 57% of the student body (majority Asian and Black), which is lower than the California state average of 78% (majority Hispanic).

Quick Stats (2023)

School Type: Special education school
Grades: 9-12
Enrollment: 21 students
Student:Teacher Ratio: 11:1
Minority Enrollment: 57%
Graduation Rate
: ≤1%
Source: National Center for Education Statistics (NCES), CA Dept. of Education

Top Rankings

Roy A. Johnson High School ranks among the top 20% of public schools in California for:

School Overview

Roy A. Johnson High School's student population of 21 students has declined by 19% over five school years.

The teacher population of 2 teachers has stayed relatively flat over five school years.

School Type

Special education school

Grades Offered

Grades 9-12

Total Students

21 students

Gender %

Total Classroom Teachers

2 teachers

This chart display the total teachers of Roy A. Johnson High School by year, with the latest 2020-21 school year data.

School Calendar

Link to School Calendar

School Rankings

The diversity score of Roy A. Johnson High School is 0.74, which is more than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.

Definition of Terms 2020-2021 School Year Data

This School

State Level (CA)

Student : Teacher Ratio

11:1

22:1

This chart display the student teacher ratio of Roy A. Johnson High School and the public school average student teacher ratio of California by year, with the latest 2020-21 school year data.

American Indian

n/a

Asian

15%

12%

This chart display the percentage of Asian students in Roy A. Johnson High School and the percentage of Asian public school students in California by year, with the latest 2020-21 school year data.

Hispanic

14%

56%

This chart display the percentage of Hispanic students in Roy A. Johnson High School and the percentage of Hispanic public school students in California by year, with the latest 2020-21 school year data.

Black

14%

White

43%

22%

This chart display the percentage of White students in Roy A. Johnson High School and the percentage of White public school students in California by year, with the latest 2020-21 school year data.

Hawaiian

n/a

Two or more races

14%

All Ethnic Groups

Diversity Score

0.74

0.63

This chart display the diversity score of Roy A. Johnson High School and the public school average diversity score of California by year, with the latest 2020-21 school year data.

Graduation Rate

(10-11)

≤1%

83%

Eligible for Free Lunch

24%

53%

This chart display the percentage of students who is eligible for free lunch in Roy A. Johnson High School and the percentage of public school students who is eligible for free lunch in California by year, with the latest 2020-21 school year data.

Eligible for Reduced Lunch (19-20)

This chart display the percentage of students who is eligible for reduced lunch in Roy A. Johnson High School and the percentage of public school students who is eligible for reduced lunch in California by year, with the latest 2019-20 school year data.

School Statewide Testing

View Education Department Test Scores

School District Name

Castro Valley Unified School District

Source: 2020-2021 (latest school year available) National Center for Education Statistics (NCES), CA Dept. of Education

Frequently Asked Questions

What is Roy A. Johnson High School's ranking?

Roy A. Johnson High School ranks among the top 20% of public schools in California for: Most diverse schools (Top 1%), Largest student body (number of students) (Top 5%) and Lowest student:teacher ratio (Top 5%).

What is the graduation rate of Roy A. Johnson High School?

The graduation rate of Roy A. Johnson High School is 1%, which is lower than the California state average of 83%.

How many students attend Roy A. Johnson High School?

21 students attend Roy A. Johnson High School.

What is the racial composition of the student body?

43% of Roy A. Johnson High School students are White, 15% of students are Asian, 14% of students are Hispanic, 14% of students are Black, and 14% of students are Two or more races.

What is the student:teacher ratio of Roy A. Johnson High School?

Roy A. Johnson High School has a student ration of 11:1, which is lower than the California state average of 22:1.

What grades does Roy A. Johnson High School offer ?

Roy A. Johnson High School offers enrollment in grades 9-12

What school district is Roy A. Johnson High School part of?

Roy A. Johnson High School is part of Castro Valley Unified School District.

School Reviews

Review Roy A. Johnson High School. Reviews should be a few sentences in length. Please include any comments on:

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Quick Stats (2023)

School Type: Special education school
Grades: 9-12
Enrollment: 21 students
Student:Teacher Ratio: 11:1
Minority Enrollment: 57%
Graduation Rate
: ≤1%
Source: National Center for Education Statistics (NCES), CA Dept. of Education