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Glenbrook Academy (2026 Ranking) - Concord, CA

Glenbrook Academy

Glenbrook Academy serves 21 students in grades 6-12. 
The student-teacher ratio of 11:1 is lower than the California state level of 21:1.
Minority enrollment is 71% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).

Quick Facts (2026)

  • School Type: Special education school
  • Grades: 6-12
  • Enrollment: 21 students
  • Student-Teacher Ratio: 11:1
  • Minority Enrollment: 71%
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

Top Rankings

Glenbrook Academy ranks among the top 20% of public schools in California for:

School Overview

Glenbrook Academy's student population of 21 students has declined by 8% over five school years.
The teacher population of 2 teachers has declined by 33% over five school years.
Grades Offered
Grades 6-12
Total Students
21 students
Total Classroom Teachers
2 teachers

School Rankings

The diversity score of Glenbrook Academy is 0.63, which is equal to 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
11:1
21:1
Hispanic
52%
56%
Black
10%
5%
White
29%
20%
Two or more races
9%
6%
All Ethnic Groups
0.63
Eligible for Free Lunch
57%
54%
Eligible for Reduced Lunch
6%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education

Frequently Asked Questions

How many students attend Glenbrook Academy?
21 students attend Glenbrook Academy.
What is the racial composition of the student body?
52% of Glenbrook Academy students are Hispanic, 29% of students are White, 10% of students are Black, and 9% of students are Two or more races.
What is the student-teacher ratio of Glenbrook Academy?
Glenbrook Academy has a student ration of 11:1, which is lower than the California state average of 21:1.
What grades does Glenbrook Academy offer ?
Glenbrook Academy offers enrollment in grades 6-12
What school district is Glenbrook Academy part of?
Glenbrook Academy is part of MT. Diablo Unified School District.

School Reviews

Review Glenbrook Academy. 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
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Quick Facts (2026)

  • School Type: Special education school
  • Grades: 6-12
  • Enrollment: 21 students
  • Student-Teacher Ratio: 11:1
  • Minority Enrollment: 71%
  • Source: National Center for Education Statistics (NCES), CA Dept. of Education

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