Serving 510 students in grades 7-8, De Anza Middle School ranks in the top 50% of all schools in California for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 33% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 42% (which is lower than the California state average of 47%).
The student-teacher ratio of 16:1 is lower than the California state level of 21:1.
Minority enrollment is 98% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: 7-8
- Enrollment: 510 students
- Student-Teacher Ratio: 16:1
- Minority Enrollment: 98%
- Overall Testing Rank: Top 50% in CA
- Math Proficiency: 33% (Top 50%)
- Reading Proficiency: 42% (Top 50%)
- Science Proficiency: 17% (Btm 50%)
- Attendance Zone: De Anza Middle serves the southeast part of Ontario, CA, covering an attendance area of approximately 4.7 square miles. Most students live within a 5-10 minute drive, with the furthest edge of the zone located about 2.6 miles from the school.
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
De Anza Middle School ranks among the top 20% of public schools in California for:
Category
Attribute
Most improved public schools
School Overview
De Anza Middle School's student population of 510 students has stayed relatively flat over five school years.
The teacher population of 32 teachers has grown by 18% over five school years.
Grades Offered
Grades 7-8
Total Students
510 students
Total Classroom Teachers
32 teachers
School Calendar
School Rankings
De Anza Middle School ranks within the top 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of De Anza Middle School is 0.17, 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
#4234 out of 9523 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
33%
34%
Reading/Language Arts Test Scores (% Proficient)
42%
47%
Science Test Scores (% Proficient)
17%
29%
Student-Teacher Ratio
16:1
21:1
American Indian
n/a
1%
Asian
2%
12%
Hispanic
91%
56%
Black
3%
5%
White
2%
20%
Hawaiian
1%
n/a
Two or more races
1%
6%
All Ethnic Groups
Chronically Absent Students
(22-23)30.6%
27.7%
Eligible for Free Lunch
75%
54%
Eligible for Reduced Lunch
15%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is De Anza Middle School's ranking?
De Anza Middle School is ranked #4234 out of 9,523 schools, which ranks it among the top 50% of public schools in California.
What schools are De Anza Middle School often compared to?
De Anza Middle Schoolis often viewed alongside schools like Oaks Middle School, Ray Wiltsey Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
33% of students have achieved math proficiency (compared to the 34% CA state average), while 42% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend De Anza Middle School?
510 students attend De Anza Middle School.
What is the racial composition of the student body?
91% of De Anza Middle School students are Hispanic, 3% of students are Black, 2% of students are Asian, 2% of students are White, 1% of students are Hawaiian, and 1% of students are Two or more races.
What is the student-teacher ratio of De Anza Middle School?
De Anza Middle School has a student ration of 16:1, which is lower than the California state average of 21:1.
What grades does De Anza Middle School offer ?
De Anza Middle School offers enrollment in grades 7-8
What school district is De Anza Middle School part of?
De Anza Middle School is part of Ontario-Montclair School District.
School Reviews
Review De Anza Middle 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
The First Six Weeks at a New Public School
The first six weeks reveal how children are adapting to a new public school. Learn which academic, social, emotional, attendance, and routine signals parents should monitor closely.
Will Your Child Receive Enough Individual Attention? Looking Beyond Student-Teacher Ratios
Student-teacher ratios reveal only part of a school’s story. Learn how families can evaluate class size, staffing, teacher access, tutoring, feedback, and personalized support for children today.
What Families Should Ask About AI Use in Public Schools
Families need clear answers about classroom AI. Learn what to ask public schools about teaching, academic integrity, privacy, teacher oversight, equity, and student learning before concerns arise.
