- Enrollment
- 856
- Students per teacher
- 20.9:1
- Resource Index
- 29/100
Other / mixed grade configuration · Glendale, AZ
William C Jack School
Federal NCES profile for William C Jack School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 29/100.
2024-25 NCES dataOther / mixed grade configurationNCES 040342000272
👥 S:T ratio 2
🌟 Gifted program 70
📋 Attendance 16
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
William C Jack School earns 29/100 on the Resource Investment Index, with class sizes larger than 93% of Arizona schools.
- #38 of 46
- schools in Glendale · Resource Index
- 29
- Resource Index · Lower
- 24.6:1
- large classes for Arizona
- 72.9%
- free-lunch eligible
William C Jack School has class sizes larger than 93% of Arizona schools. Computed live against every Arizona school reporting to NCES.
By Resource Investment Index, William C Jack School ranks #38 of 46 schools in Glendale, AZ.
School address
District: Glendale Elementary District (4271) · Arizona
NCES ID 040342000272 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-3 students YoY
William C Jack School held near 827 students from 2022-23 to 2023-24 (-3 headcount).
Teacher FTE added 33.0 → 36.5 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-3 students YoY 040342000272 · Glendale, AZ Other · MID · TRAD
811 enr · 24.6:1 · 72.9% lunch · RII 29
Nearest enrollment peer: Horizon School (856 students)
William C Jack School held near 827 students from 2022-23 to 2023-24 (-3 headcount). Teacher FTE added 33.0 → 36.5 across the same CCD years. Read with this school → · District book → · Arizona schools → · Find another →
William C Jack School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Horizon School
Horizon School
856 students
- Challenger Mid
Challenger Middle School
839 students
- This school
William C Jack School
811 students
- Bicentennial S
Bicentennial South School
729 students
- Harold W Smith
Harold W Smith School
719 students
- Desert Spirit
Desert Spirit
682 students
What this shows William C Jack School reports 811 students on the CCD universe file.
How William C Jack School compares
William C Jack School held steady on CCD headcount: ratios and free-lunch share vs Arizona and U.S. means.
| Metric | This school | vs Arizona | Arizona avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 24.6:1 | ▲ 45% | 17:1 | 15.7:1 |
| Free-lunch eligible | 72.9% | ▲ 51% | 48.3% | 51.7% |
| Enrollment | 811 | top 15% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
24.6:1
Leaner classes than 6% of US schools, heavier class loads than most.
811
Bigger than 86% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
72.9%
free-lunch eligible
- 51% above the Arizona average of 48.3%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
24.6:1
students per teacher
- 45% above state mean
Top 93% in Arizona - lower ratio than 7% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
33.8%
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
$10,795
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
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
5
in-school suspensions + 5 out-of-school
Suspension rate: 0.6 per 100 students. Combined in-school and out-of-school rate: 1.2 per 100 students. Reported via the Civil Rights Data Collection. Includes 2 expulsions.
Student demographics
Hispanic or Latino 85.3%
African American 7.5%
White 4.6%
Asian 1.0%
Two or More 0.9%
American Indian / Alaska Native 0.6%
Native Hawaiian / Pacific Islander 0.1%
Largest group: Hispanic or Latino at 85.3% of enrollment.
Student-body diversity index 26.4/100
Simpson diversity index - at 26.4, William C Jack School is less mixed than the Arizona school average of 47.2.
Programs
Gifted & talented Yes
District finance for Glendale Elementary District (4271) reports $10,795 per pupil (NCES F-33) - open the district page for the full revenue mix.
How William C Jack School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Horizon School | Similar size | Lower economic need | Lower S:T ratio |
| Challenger Middle School | Similar size | Higher economic need | Lower S:T ratio |
| Bicentennial South School | Similar size | Lower economic need | Lower S:T ratio |
| Harold W Smith School | Similar size | Higher economic need | Higher S:T ratio |
| Desert Spirit | Similar size | Similar economic need | Lower S:T ratio |
Comparisons are relative to William C Jack School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 839
- Students per teacher
- 15.8:1
- Resource Index
- 36/100
- Enrollment
- 729
- Students per teacher
- 20.8:1
- Resource Index
- 32/100
- Enrollment
- 719
- Students per teacher
- 27.7:1
- Resource Index
- 17/100
- Enrollment
- 682
- Students per teacher
- 22:1
- Resource Index
- 27/100
Similar other schools in Glendale
1 comparable other schools (grades Mixed) serving the same city.
Nationwide other 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 (~811 students)
Frequently asked questions about William C Jack School
How many students attend William C Jack School?
William C Jack School has 811 students enrolled. It is a public school in Glendale, AZ. CCD year-over-year: 830 (2022-23) → 827 (2023-24), nearly flat (-3).
What is the student-teacher ratio at William C Jack School?
The student-teacher ratio at William C Jack School is 24.6:1, which is 45% higher than the Arizona average of 17:1 and 57% higher than the national average of 15.7:1.
What percentage of students receive free lunch at William C Jack School?
72.9% of students at William C Jack School are eligible for free lunch, compared to the Arizona average of 48.3%.
What is the racial and ethnic makeup of William C Jack School?
The largest demographic group at William C Jack School is Hispanic or Latino at 85.3% of enrollment, in Glendale, AZ.
What is the Resource Investment Index for William C Jack School?
William C Jack School has a Resource Investment Index of 29/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does William C Jack School rank among schools in Glendale?
By Resource Investment Index, William C Jack School ranks #38 of 46 schools in Glendale, AZ. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Glendale on the city page.
What other schools are in Glendale Elementary District (4271)?
Besides William C Jack School, Glendale Elementary District (4271) also operates Horizon School (856 students), Challenger Middle School (839 students), and Bicentennial South School (729 students). See the Glendale Elementary District (4271) district page for the complete list.