Enrollment
526
Arizona · 2024-25 NCES data
Other / mixed grade configuration · Chandler, AZ
Sanborn Elementary School
Federal NCES profile for Sanborn Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 18/100.
2024-25 NCES dataOther / mixed grade configurationNCES 040187000013
👥 S:T ratio 42
🌟 Gifted program 30
🎓 Counselors 0
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Sanborn Elementary School earns 18/100 on the Resource Investment Index, with class sizes near the Arizona median.
- #40 of 44
- schools in Chandler · Resource Index
- 18
- Resource Index · Lower
- 14.6:1
- students per teacher
- 54.8%
- free-lunch eligible
Sanborn Elementary School has class sizes near the Arizona median. Computed live against every Arizona school reporting to NCES.
By Resource Investment Index, Sanborn Elementary School ranks #40 of 44 schools in Chandler, AZ.
School address
District: Chandler Unified District #80 (4242) · Arizona
NCES ID 040187000013 Verify on NCES CCD record →
Teachers (FTE)
36.0
Federal CCD staff survey
Students per teacher
14.6:1
vs 17:1 Arizona avg
-14% vs state
Free-lunch eligible
54.8%
vs 48.3% Arizona avg
+13% vs state
Student-teacher ratio in context
How Sanborn Elementary School compares with Arizona and U.S. medians
What stands out at Sanborn Elementary School
Sanborn Elementary School is a higher-need, mid-sized combined-grade school in Chandler, Arizona, enrolling 526 students.
Class sizes run a bit leaner than typical: 14.6:1 puts it in the smaller third of Arizona schools by student-teacher ratio.
Its free-meal eligibility rate of 54.8% lands close to the Arizona typical range, neither a high- nor low-need campus by this measure.
With 526 students, its enrollment sits close to the Arizona median campus size.
Its Resource Investment Index lands in the lower third of 2,064 scored Arizona schools.
Among 340 similarly sized, similarly resourced-need Arizona schools statewide, it ranks #296, in the lower tier once campus size and economic need are matched.
Its student body is led by Hispanic or Latino (55%) and White (26%) (diversity index 62/100).
Counselor access is stretched at roughly 526 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Chronic absenteeism is elevated: 49.8% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Chandler Unified District #80 (4242) spends $9,696 per pupil, 26% below the Arizona average, a leaner-resourced district than most.
Among Chandler's public schools, it stands alongside Primavera - Online (6,378 students): Sanborn Elementary School is smaller than that campus by headcount.
Chandler Unified District #80 (4242) also operates Hamilton High School (3,444 students) and Chandler High School (3,179 students) alongside Sanborn Elementary School.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Sanborn Elementary School compares
Sanborn Elementary School on the metrics families compare, against Arizona and U.S. means.
| Metric | This school | vs Arizona | Arizona avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.6:1 | ▼ 14% | 17:1 | 15.7:1 |
| Free-lunch eligible | 54.8% | ▲ 13% | 48.3% | 51.7% |
| Enrollment | 526 | top 36% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.6:1
Leaner classes than 51% of US schools, a middle-of-the-pack class size.
526
Bigger than 65% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
54.8%
free-lunch eligible
- 13% 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
14.6:1
students per teacher
- 14% below state mean
Top 32% in Arizona - lower ratio than 68% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
49.8%
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
$9,696
per pupil, district-wide
- below Arizona avg of $13,145
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 526 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.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
Hispanic or Latino 54.9%
White 25.7%
Two or More 8.0%
African American 4.2%
Asian 4.2%
American Indian / Alaska Native 3.0%
Largest group: Hispanic or Latino at 54.9% of enrollment.
Student-body diversity index 62.2/100
Simpson diversity index - at 62.2, Sanborn Elementary School is more mixed than the Arizona school average of 47.2.
Programs
Funding & spending
District-wide per-pupil expenditure for Chandler Unified District #80 (4242), which includes Sanborn Elementary School.
$9,696
Per student
-26%
vs Arizona
Avg $13,145
-42%
vs U.S.
Avg $16,593
Revenue mix
Local 42.7%
State 44.2%
Federal 13.1%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Sanborn Elementary 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 | Lower 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 Sanborn Elementary School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 3,444
- Students per teacher
- 19.3:1
- Resource Index
- 25/100
- 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
Similar other schools in Chandler
1 comparable other schools (grades Mixed) serving the same city.
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Arizona, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~526 students)
Similar student-teacher ratio (~14.6:1)
Next steps
Verify locally before acting on Sanborn Elementary School's federal record.
- Compare Sanborn Elementary School against another school. Compare schools
- Chandler Unified District #80 (4242)'s spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Sanborn Elementary School
How many students attend Sanborn Elementary School?
Sanborn Elementary School has 526 students enrolled. It is a public school in Chandler, AZ.
What is the student-teacher ratio at Sanborn Elementary School?
The student-teacher ratio at Sanborn Elementary School is 14.6:1, which is 14% lower than the Arizona average of 17:1 and 7% 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 Sanborn Elementary School?
54.8% of students at Sanborn Elementary School are eligible for free lunch, compared to the Arizona average of 48.3%.
What is the racial and ethnic makeup of Sanborn Elementary School?
The largest demographic group at Sanborn Elementary School is Hispanic or Latino at 54.9% of enrollment, in Chandler, AZ. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 62.2/100.
What is the Resource Investment Index for Sanborn Elementary School?
Sanborn Elementary School has a Resource Investment Index of 18/100 (lower reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Sanborn Elementary School rank among schools in Chandler?
By Resource Investment Index, Sanborn Elementary School ranks #40 of 44 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 schools in Chandler on the city page.
Is Sanborn Elementary School a good school?
Sanborn Elementary School earns 18/100 on the Resource Investment Index, with class sizes near the Arizona median. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Chandler Unified District #80 (4242)?
Besides Sanborn Elementary 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.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.