Serving 455 students in grades Kindergarten-6, Glassbrook Elementary School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 4% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 16% (which is lower than the California state average of 47%).
The student-teacher ratio of 24:1 is higher than the California state level of 21:1.
Minority enrollment is 94% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: Kindergarten-6
- Enrollment: 455 students
- Student-Teacher Ratio: 24:1
- Minority Enrollment: 94%
- Overall Testing Rank: Bottom 50% in CA
- Math Proficiency: 4% (Btm 50%)
- Reading Proficiency: 16% (Btm 50%)
- Science Proficiency: 6-9% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Glassbrook Elementary School's student population of 455 students has declined by 10% over five school years.
The teacher population of 19 teachers has declined by 9% over five school years.
Grades Offered
Grades Kindergarten-6
Total Students
455 students
Total Classroom Teachers
19 teachers
School Calendar
School Rankings
Glassbrook Elementary School ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Glassbrook Elementary School is 0.43, 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.
Overall Testing Rank
#9415 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
4%
34%
Reading/Language Arts Test Scores (% Proficient)
16%
47%
Science Test Scores (% Proficient)
6-9%
29%
Student-Teacher Ratio
24:1
21:1
Asian
8%
12%
Hispanic
75%
56%
Black
5%
5%
White
6%
20%
Hawaiian
4%
n/a
Two or more races
2%
6%
All Ethnic Groups
Chronically Absent Students
(22-23)52.3%
27.7%
Eligible for Free Lunch
77%
54%
Eligible for Reduced Lunch
5%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Glassbrook Elementary School's ranking?
Glassbrook Elementary School is ranked #9415 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
4% of students have achieved math proficiency (compared to the 34% CA state average), while 16% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Glassbrook Elementary School?
455 students attend Glassbrook Elementary School.
What is the racial composition of the student body?
75% of Glassbrook Elementary School students are Hispanic, 8% of students are Asian, 6% of students are White, 5% of students are Black, 4% of students are Hawaiian, and 2% of students are Two or more races.
What is the student-teacher ratio of Glassbrook Elementary School?
Glassbrook Elementary School has a student ration of 24:1, which is higher than the California state average of 21:1.
What grades does Glassbrook Elementary School offer ?
Glassbrook Elementary School offers enrollment in grades Kindergarten-6
What school district is Glassbrook Elementary School part of?
Glassbrook Elementary School is part of Hayward Unified School District.
In what neighborhood is Glassbrook Elementary School located?
Glassbrook Elementary School is located in the Harder Tennyson neighborhood of Hayward, CA. There are 3 other public schools located in Harder Tennyson.
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