- Enrollment
- 736
- Students per teacher
- 26.3:1
- Resource Index
- 48/100
Middle school (grades 6-8) · Ontario, CA
Ray Wiltsey Middle
Federal NCES profile for Ray Wiltsey Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 36/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 062847004400
👥 S:T ratio 27
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 48
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ray Wiltsey Middle earns 36/100 on the Resource Investment Index, with class sizes smaller than 78% of California schools. It is also less racially and ethnically mixed than most California schools.
- #3 of 6
- middle schools in Ontario · Resource Index
- 36
- Resource Index · Typical
- 18.2:1
- small classes for California
- 83.1%
- free-lunch eligible
Ray Wiltsey Middle has class sizes smaller than 78% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Ray Wiltsey Middle ranks #3 of 6 middle schools in Ontario, CA.
School address
District: Ontario-Montclair · California
NCES ID 062847004400 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-58 students YoY
Ray Wiltsey Middle shrank from 799 students in 2022-23 to 741 in 2023-24 (-7.3%).
Teacher FTE added 40.3 → 41.9 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-58 students YoY 062847004400 · Ontario, CA Middle · MID · TRAD
727 enr · 18.2:1 · 83.1% lunch · RII 36
Nearest enrollment peer: Edison Elementary (736 students)
Ray Wiltsey Middle shrank from 799 students in 2022-23 to 741 in 2023-24 (-7.3%). Teacher FTE added 40.3 → 41.9 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Ray Wiltsey Middle in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Edison Element
Edison Elementary
736 students
- Central Langua
Central Language Academy
736 students
- This school
Ray Wiltsey Middle
727 students
- Oaks Middle
Oaks Middle
668 students
- Serrano Middle
Serrano Middle
657 students
- Richard Haynes
Richard Haynes Elementary
641 students
What this shows Ray Wiltsey Middle reports 727 students on the CCD universe file.
How Ray Wiltsey Middle compares
Ray Wiltsey Middle is a shrinking campus on CCD: ratios and free-lunch share vs California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 18.2:1 | ▼ 15% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 83.1% | ▲ 50% | 55.5% | 51.7% |
| Enrollment | 727 | top 22% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
18.2:1
Leaner classes than 23% of US schools, heavier class loads than most.
727
Bigger than 82% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
83.1%
free-lunch eligible
- 50% above the California average of 55.5%
Well above the 40% Title I schoolwide threshold, among the highest-need profiles in the state; federal funds support the whole school, not individual students.
Staffing depth
18.2:1
students per teacher
- 15% below state mean
Top 22% in California - lower ratio than 78% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
21.0%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$21,832
per pupil, district-wide
- above California avg of $18,665
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 727 students, the combined health-and-guidance staffing load for this school.
Discipline context
2
in-school suspensions + 61 out-of-school
Suspension rate: 0.3 per 100 students. Combined in-school and out-of-school rate: 8.7 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 89.1%
African American 6.7%
Asian 1.4%
White 1.2%
American Indian / Alaska Native 1.0%
Two or More 0.4%
Native Hawaiian / Pacific Islander 0.1%
Largest group: Hispanic or Latino at 89.1% of enrollment.
Student-body diversity index 20.1/100
Simpson diversity index - at 20.1, Ray Wiltsey Middle is less mixed than the California school average of 46.0.
Programs
Gifted & talented Yes
District finance for Ontario-Montclair reports $21,832 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Ray Wiltsey Middle Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Edison Elementary | Similar size | Lower economic need | Higher S:T ratio |
| Central Language Academy | Similar size | Lower economic need | Higher S:T ratio |
| Oaks Middle | Similar size | Lower economic need | Higher S:T ratio |
| Serrano Middle | Similar size | Similar economic need | Similar S:T ratio |
| Richard Haynes Elementary | Similar size | Lower economic need | Higher S:T ratio |
Comparisons are relative to Ray Wiltsey Middle's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 736
- Students per teacher
- 25.4:1
- Resource Index
- 27/100
- Enrollment
- 668
- Students per teacher
- 21.5:1
- Resource Index
- 21/100
- Enrollment
- 657
- Students per teacher
- 17.3:1
- Resource Index
- 34/100
- Enrollment
- 641
- Students per teacher
- 21.4:1
- Resource Index
- 21/100
Similar middle schools in Ontario
5 comparable middle schools (grades 6-8) serving the same city.
Oaks Middle
Standard public school
668 students 21.5:1 students per teacher
Grace Yokley Junior High
Standard public school
606 students 20.2:1 students per teacher
Vina Danks Middle
Standard public school
544 students 16:1 students per teacher
De Anza Middle
Standard public school
510 students 15.5:1 students per teacher
Woodcrest Junior High
Standard public school
324 students 19.1:1 students per teacher
Nationwide middle schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~727 students)
Frequently asked questions about Ray Wiltsey Middle
How many students attend Ray Wiltsey Middle?
Ray Wiltsey Middle has 727 students enrolled. It is a middle school in Ontario, CA. CCD year-over-year: 799 (2022-23) → 741 (2023-24), down 58.
What is the student-teacher ratio at Ray Wiltsey Middle?
The student-teacher ratio at Ray Wiltsey Middle is 18.2:1, which is 15% lower than the California average of 21.5:1 and 16% higher than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Ray Wiltsey Middle?
83.1% of students at Ray Wiltsey Middle are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Ray Wiltsey Middle?
The largest demographic group at Ray Wiltsey Middle is Hispanic or Latino at 89.1% of enrollment, in Ontario, CA.
What is the Resource Investment Index for Ray Wiltsey Middle?
Ray Wiltsey Middle has a Resource Investment Index of 36/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Ray Wiltsey Middle rank among middle schools in Ontario?
By Resource Investment Index, Ray Wiltsey Middle ranks #3 of 6 middle schools in Ontario, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Ontario on the city page.
What other schools are in Ontario-Montclair?
Besides Ray Wiltsey Middle, Ontario-Montclair also operates Edison Elementary (736 students), Central Language Academy (736 students), and Oaks Middle (668 students). See the Ontario-Montclair district page for the complete list.