- Enrollment
- 2,150
- Students per teacher
- 21.9:1
- Resource Index
- 24/100
Other / mixed grade configuration · Gilbert, AZ
Centennial Elementary School
Federal NCES profile for Centennial Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 38/100.
2024-25 NCES dataOther / mixed grade configurationNCES 040378003007
👥 S:T ratio 44
🌟 Gifted program 70
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Centennial Elementary School earns 38/100 on the Resource Investment Index, with class sizes smaller than 72% of Arizona schools.
- #25 of 46
- schools in Gilbert · Resource Index
- 38
- Resource Index · Typical
- 14:1
- small classes for Arizona
- 10.9%
- free-lunch eligible
Centennial Elementary School has class sizes smaller than 72% of Arizona schools. Computed live against every Arizona school reporting to NCES.
By Resource Investment Index, Centennial Elementary School ranks #25 of 46 schools in Gilbert, AZ.
School address
District: Higley Unified School District (4248) · Arizona
NCES ID 040378003007 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-57 students YoY
Centennial Elementary School shrank from 679 students in 2022-23 to 622 in 2023-24 (-8.4%).
Teacher FTE lost 42.8 → 36.8 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-57 students YoY 040378003007 · Gilbert, AZ Other · MID · TRAD
588 enr · 14:1 · 10.9% lunch · RII 38
Nearest enrollment peer: Williams Field High School (2,150 students)
Centennial Elementary School shrank from 679 students in 2022-23 to 622 in 2023-24 (-8.4%). Teacher FTE lost 42.8 → 36.8 across the same CCD years. Read with this school → · District book → · Arizona schools → · Find another →
Centennial Elementary School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Williams Field
Williams Field High School
2,150 students
- Higley High Sc
Higley High School
2,005 students
- Sossaman Middl
Sossaman Middle School
1,094 students
- San Tan Elemen 854
San Tan Elementary
854 students
- Cooley Middle 795
Cooley Middle School
795 students
- This school 588
Centennial Elementary School
588 students
What this shows Centennial Elementary School reports 588 students on the CCD universe file.
How Centennial Elementary School compares
Centennial Elementary 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 | 14:1 | ▼ 18% | 17:1 | 15.7:1 |
| Free-lunch eligible | 10.9% | ▼ 77% | 48.3% | 51.7% |
| Enrollment | 588 | top 30% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14:1
Leaner classes than 57% of US schools, a middle-of-the-pack class size.
588
Bigger than 72% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
10.9%
free-lunch eligible
- 77% below the Arizona average of 48.3%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
14:1
students per teacher
- 18% below state mean
Top 28% in Arizona - lower ratio than 72% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
51.4%
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
$9,611
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
1
in-school suspensions + 12 out-of-school
Suspension rate: 0.2 per 100 students. Combined in-school and out-of-school rate: 2.2 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 62.4%
Hispanic or Latino 23.3%
Two or More 6.6%
African American 4.4%
American Indian / Alaska Native 1.7%
Asian 1.2%
Native Hawaiian / Pacific Islander 0.3%
Largest group: White at 62.4% of enrollment.
Student-body diversity index 55.0/100
Simpson diversity index - at 55.0, Centennial Elementary School is more mixed than the Arizona school average of 47.2.
Programs
Gifted & talented Yes
District finance for Higley Unified School District (4248) reports $9,611 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Centennial Elementary School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Williams Field High School | Larger | Similar economic need | Higher S:T ratio |
| Higley High School | Larger | Similar economic need | Higher S:T ratio |
| Sossaman Middle School | Larger | Similar economic need | Higher S:T ratio |
| San Tan Elementary | Larger | Similar economic need | Higher S:T ratio |
| Cooley Middle School | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Centennial Elementary School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,005
- Students per teacher
- 19.7:1
- Resource Index
- 30/100
- Enrollment
- 1,094
- Students per teacher
- 19.9:1
- Resource Index
- 23/100
- Enrollment
- 854
- Students per teacher
- 17.4:1
- Resource Index
- 40/100
- Enrollment
- 795
- Students per teacher
- 15.6:1
- Resource Index
- 32/100
Similar other schools in Gilbert
4 comparable other schools (grades Mixed) serving the same city.
Williams Field High School
Standard public school
2,150 students 21.9:1 students per teacher
Gateway Pointe Elementary
Standard public school
685 students 16.7:1 students per teacher
Great Hearts Academies - Arete Prep
Standard public school
540 students
Learning Foundation and Performing Arts Gilbert
Standard public school
259 students
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 (~588 students)
Frequently asked questions about Centennial Elementary School
How many students attend Centennial Elementary School?
Centennial Elementary School has 588 students enrolled. It is a public school in Gilbert, AZ. CCD year-over-year: 679 (2022-23) → 622 (2023-24), down 57.
What is the student-teacher ratio at Centennial Elementary School?
The student-teacher ratio at Centennial Elementary School is 14:1, which is 18% lower than the Arizona average of 17:1 and 11% 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 Centennial Elementary School?
10.9% of students at Centennial Elementary School are eligible for free lunch, compared to the Arizona average of 48.3%.
What is the racial and ethnic makeup of Centennial Elementary School?
The largest demographic group at Centennial Elementary School is White at 62.4% of enrollment, in Gilbert, AZ. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 55.0/100.
What is the Resource Investment Index for Centennial Elementary School?
Centennial Elementary School has a Resource Investment Index of 38/100 (typical 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 Centennial Elementary School rank among schools in Gilbert?
By Resource Investment Index, Centennial Elementary School ranks #25 of 46 schools in Gilbert, AZ. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Gilbert on the city page.
What other schools are in Higley Unified School District (4248)?
Besides Centennial Elementary School, Higley Unified School District (4248) also operates Williams Field High School (2,150 students), Higley High School (2,005 students), and Sossaman Middle School (1,094 students). See the Higley Unified School District (4248) district page for the complete list.