Serving 727 students in grades 6-8, Ray Wiltsey Middle 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 21% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 36% (which is lower than the California state average of 47%).
The student-teacher ratio of 17:1 is lower than the California state level of 21:1.
Minority enrollment is 99% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: 6-8
- Enrollment: 727 students
- Student-Teacher Ratio: 17:1
- Minority Enrollment: 99%
- Overall Testing Rank: Bottom 50% in CA
- Math Proficiency: 21% (Btm 50%)
- Reading Proficiency: 36% (Btm 50%)
- Science Proficiency: 15% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Ray Wiltsey Middle School ranks among the top 20% of public schools in California for:
Category
Attribute
Student Attention
School Overview
Ray Wiltsey Middle School's student population of 727 students has declined by 21% over five school years.
The teacher population of 42 teachers has declined by 6% over five school years.
Grades Offered
Grades 6-8
Total Students
727 students
Total Classroom Teachers
42 teachers
School Rankings
Ray Wiltsey Middle 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 Ray Wiltsey Middle School is 0.20, 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
#6158 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
21%
34%
Reading/Language Arts Test Scores (% Proficient)
36%
47%
Science Test Scores (% Proficient)
15%
29%
Student-Teacher Ratio
17:1
21:1
American Indian
1%
1%
Asian
1%
12%
Hispanic
89%
56%
Black
7%
5%
White
1%
20%
Hawaiian
n/a
n/a
Two or more races
1%
6%
All Ethnic Groups
Eligible for Free Lunch
84%
54%
Eligible for Reduced Lunch
11%
8%
School Statewide Testing
School District Name
Ontario-Montclair School District
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Ray Wiltsey Middle School's ranking?
Ray Wiltsey Middle School is ranked #6158 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What schools are Ray Wiltsey Middle School often compared to?
Ray Wiltsey Middle Schoolis often viewed alongside schools like Oaks Middle School, De Anza Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
21% of students have achieved math proficiency (compared to the 34% CA state average), while 36% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Ray Wiltsey Middle School?
727 students attend Ray Wiltsey Middle School.
What is the racial composition of the student body?
89% of Ray Wiltsey Middle School students are Hispanic, 7% of students are Black, 1% of students are American Indian, 1% of students are Asian, 1% of students are White, and 1% of students are Two or more races.
What is the student-teacher ratio of Ray Wiltsey Middle School?
Ray Wiltsey Middle School has a student ration of 17:1, which is lower than the California state average of 21:1.
What grades does Ray Wiltsey Middle School offer ?
Ray Wiltsey Middle School offers enrollment in grades 6-8
What school district is Ray Wiltsey Middle School part of?
Ray Wiltsey Middle School is part of Ontario-Montclair School District.
School Reviews
Review Ray Wiltsey 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
AI Report Cards: Should Schools Evaluate AI Use?
Explore whether schools should assess student AI use, the benefits, risks, and what responsible AI report cards could look like in 2026.
The Parent’s Guide to School Cell Phone Bans in 2026
Learn how school cell phone bans work in 2026, why districts are adopting them, and what parents should expect.
Parental Involvement in Public Schools: 2026 Update
Explore the latest 2026 trends, research, and strategies shaping parental involvement in public schools and student success.
