- Enrollment
- 3,444
- Students per teacher
- 19.3:1
- Resource Index
- 25/100
Middle school (grades 6-8) · Chandler, AZ
Willis Junior High School
Federal NCES profile for Willis Junior High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 36/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 040187000133
👥 S:T ratio 41
🌟 Gifted program 70
🎓 Counselors 34
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Willis Junior High School earns 36/100 on the Resource Investment Index, with class sizes near the Arizona median.
- #1 of 5
- middle schools in Chandler · Resource Index
- 36
- Resource Index · Typical
- 14.7:1
- students per teacher
- 43.9%
- free-lunch eligible
Willis Junior High School has class sizes near the Arizona median. Computed live against every Arizona school reporting to NCES.
By Resource Investment Index, Willis Junior High School ranks #1 of 5 middle schools in Chandler, AZ.
School address
District: Chandler Unified District #80 (4242) · Arizona
NCES ID 040187000133 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-88 students YoY
Willis Junior High School shrank from 865 students in 2022-23 to 777 in 2023-24 (-10.2%).
Teacher FTE lost 45.9 → 41.6 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-88 students YoY 040187000133 · Chandler, AZ Middle · MID · TRAD
661 enr · 14.7:1 · 43.9% lunch · RII 36
Nearest enrollment peer: Hamilton High School (3,444 students)
Willis Junior High School shrank from 865 students in 2022-23 to 777 in 2023-24 (-10.2%). Teacher FTE lost 45.9 → 41.6 across the same CCD years. Read with this school → · District book → · Arizona schools → · Find another →
Willis Junior High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Hamilton High
Hamilton High School
3,444 students
- Chandler High
Chandler High School
3,179 students
- Basha High Sch
Basha High School
2,826 students
- Dr. Camille Ca
Dr. Camille Casteel High School
2,816 students
- Perry High Sch
Perry High School
2,373 students
- This school 661
Willis Junior High School
661 students
What this shows Willis Junior High School reports 661 students on the CCD universe file.
How Willis Junior High School compares
Willis Junior High School is a shrinking campus on CCD: ratios and free-lunch share vs Arizona and U.S. means.
| Metric | This school | vs Arizona | Arizona avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.7:1 | ▼ 14% | 17:1 | 15.7:1 |
| Free-lunch eligible | 43.9% | ▼ 9% | 48.3% | 51.7% |
| Enrollment | 661 | top 24% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.7:1
Leaner classes than 50% of US schools, a middle-of-the-pack class size.
661
Bigger than 78% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
43.9%
free-lunch eligible
- 9% below the Arizona average of 48.3%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
14.7:1
students per teacher
- 14% below state mean
Top 33% in Arizona - lower ratio than 67% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
69.1%
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
$11,085
per pupil, district-wide
- below Arizona avg of $13,502
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors2.0 FTE
Per 331 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 61.7%
White 22.5%
Two or More 6.2%
African American 5.7%
Asian 2.7%
American Indian / Alaska Native 0.9%
Native Hawaiian / Pacific Islander 0.2%
Largest group: Hispanic or Latino at 61.7% of enrollment.
Student-body diversity index 56.1/100
Simpson diversity index - at 56.1, Willis Junior High School is more mixed than the Arizona school average of 47.2.
Programs
Gifted & talented Yes
District finance for Chandler Unified District #80 (4242) reports $11,085 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Willis Junior High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Hamilton High School | Larger | Lower economic need | Higher S:T ratio |
| Chandler High School | Larger | Similar economic need | Higher S:T ratio |
| Basha High School | Larger | Lower economic need | Higher S:T ratio |
| Dr. Camille Casteel High School | Larger | Lower economic need | Higher S:T ratio |
| Perry High School | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Willis Junior High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 3,179
- Students per teacher
- 16.6:1
- Resource Index
- 25/100
- Enrollment
- 2,826
- Students per teacher
- 20.9:1
- Resource Index
- 18/100
- Enrollment
- 2,816
- Students per teacher
- 18.6:1
- Resource Index
- 24/100
- Enrollment
- 2,373
- Students per teacher
- 16.9:1
- Resource Index
- 34/100
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 (~661 students)
Frequently asked questions about Willis Junior High School
How many students attend Willis Junior High School?
Willis Junior High School has 661 students enrolled. It is a middle school in Chandler, AZ. CCD year-over-year: 865 (2022-23) → 777 (2023-24), down 88.
What is the student-teacher ratio at Willis Junior High School?
The student-teacher ratio at Willis Junior High School is 14.7:1, which is 14% lower than the Arizona average of 17:1 and 6% lower 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 Willis Junior High School?
43.9% of students at Willis Junior High School are eligible for free lunch, compared to the Arizona average of 48.3%.
What is the racial and ethnic makeup of Willis Junior High School?
The largest demographic group at Willis Junior High School is Hispanic or Latino at 61.7% of enrollment, in Chandler, AZ. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 56.1/100.
What is the Resource Investment Index for Willis Junior High School?
Willis Junior High School 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 Willis Junior High School rank among middle schools in Chandler?
By Resource Investment Index, Willis Junior High School ranks #1 of 5 middle schools in Chandler, AZ. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Chandler on the city page.
What other schools are in Chandler Unified District #80 (4242)?
Besides Willis Junior High School, Chandler Unified District #80 (4242) also operates Hamilton High School (3,444 students), Chandler High School (3,179 students), and Basha High School (2,826 students). See the Chandler Unified District #80 (4242) district page for the complete list.