Enrollment
497
Arizona · 2024-25 NCES data
Middle school (grades 6-8) · Rio Rico, AZ
Coatimundi Middle School
Federal NCES profile for Coatimundi Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 30/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 040752002768
👥 S:T ratio 20
🌟 Gifted program 70
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Coatimundi Middle School earns 30/100 on the Resource Investment Index, with class sizes larger than 76% of Arizona schools. It is also less racially and ethnically mixed than most Arizona schools.
- #2 of 4
- public schools in Rio Rico · Resource Index
- 30
- Resource Index · Lower
- 19.9:1
- large classes for Arizona
- 56.9%
- free-lunch eligible
Coatimundi Middle School has class sizes larger than 76% of Arizona schools. Computed live against every Arizona school reporting to NCES.
By Resource Investment Index, Coatimundi Middle School ranks #2 of 4 public schools in Rio Rico, AZ.
School address
District: Santa Cruz Valley Unified District (4458) · Arizona
NCES ID 040752002768 Verify on NCES CCD record →
Teachers (FTE)
25.0
Federal CCD staff survey
Students per teacher
19.9:1
vs 17:1 Arizona avg
+17% vs state
Free-lunch eligible
56.9%
vs 48.3% Arizona avg
+18% vs state
Student-teacher ratio in context
How Coatimundi Middle School compares with Arizona and U.S. medians
What stands out at Coatimundi Middle School
Coatimundi Middle School is a higher-need, mid-sized middle school in Rio Rico, Arizona, enrolling 497 students.
Class loads run somewhat heavier than typical: 19.9:1 puts it in the larger third of Arizona schools by student-teacher ratio.
Economic need runs somewhat above the state's typical profile, with 56.9% of students eligible for free meals.
With 497 students, its enrollment sits close to the Arizona median campus size.
Its Resource Investment Index sits near the middle of the pack among 2,064 scored Arizona schools.
Against 344 statewide peers matched on enrollment and economic need, it ranks mid-pack at #155.
Its student body is predominantly Hispanic or Latino (97% of enrollment), among the less diverse in the state (diversity index 7/100).
Chronic absenteeism is elevated: 44.1% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Santa Cruz Valley Unified District (4458) spends $9,524 per pupil, 28% below the Arizona average, a leaner-resourced district than most.
Its district draws 20.6% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Santa Cruz Valley Unified District (4458) also operates Rio Rico High School (1,397 students) and Calabasas School (917 students) alongside Coatimundi Middle 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 Coatimundi Middle School compares
Coatimundi Middle 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 | 19.9:1 | ▲ 17% | 17:1 | 15.7:1 |
| Free-lunch eligible | 56.9% | ▲ 18% | 48.3% | 51.7% |
| Enrollment | 497 | top 39% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
19.9:1
Leaner classes than 16% of US schools, heavier class loads than most.
497
Bigger than 61% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
56.9%
free-lunch eligible
- 18% 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
19.9:1
students per teacher
- 17% above state mean
Top 76% in Arizona - lower ratio than 24% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
44.1%
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
$9,524
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
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
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 96.6%
White 2.0%
Asian 0.8%
African American 0.4%
Native Hawaiian / Pacific Islander 0.2%
Largest group: Hispanic or Latino at 96.6% of enrollment.
Student-body diversity index 6.6/100
Simpson diversity index - at 6.6, Coatimundi Middle School is less mixed than the Arizona school average of 47.2.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Santa Cruz Valley Unified District (4458), which includes Coatimundi Middle School.
$9,524
Per student
-28%
vs Arizona
Avg $13,145
-43%
vs U.S.
Avg $16,593
Revenue mix
Local 28.9%
State 50.5%
Federal 20.6%
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 Coatimundi Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Rio Rico High School | Larger | Similar economic need | Higher S:T ratio |
| Calabasas School | Larger | Higher economic need | Lower S:T ratio |
| Mountain View School | Similar size | Higher economic need | Higher S:T ratio |
| San Cayetano Elementary School | Similar size | Similar economic need | Similar S:T ratio |
Comparisons are relative to Coatimundi Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,397
- Students per teacher
- 25.4:1
- Resource Index
- 18/100
- Enrollment
- 917
- Students per teacher
- 16.7:1
- Resource Index
- 34/100
- Enrollment
- 406
- Students per teacher
- 21.4:1
- Resource Index
- 28/100
- Enrollment
- 395
- Students per teacher
- 19.8:1
- Resource Index
- 30/100
Similar middle 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 (~497 students)
Next steps
Verify locally before acting on Coatimundi Middle School's federal record.
- Compare Coatimundi Middle School against another school. Compare schools
- Santa Cruz Valley Unified District (4458)'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 Coatimundi Middle School
How many students attend Coatimundi Middle School?
Coatimundi Middle School has 497 students enrolled. It is a middle school in Rio Rico, AZ.
What is the student-teacher ratio at Coatimundi Middle School?
The student-teacher ratio at Coatimundi Middle School is 19.9:1, which is 17% higher than the Arizona average of 17:1 and 27% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Coatimundi Middle School?
56.9% of students at Coatimundi Middle School are eligible for free lunch, compared to the Arizona average of 48.3%.
What is the racial and ethnic makeup of Coatimundi Middle School?
The largest demographic group at Coatimundi Middle School is Hispanic or Latino at 96.6% of enrollment, in Rio Rico, AZ.
What is the Resource Investment Index for Coatimundi Middle School?
Coatimundi Middle School has a Resource Investment Index of 30/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Coatimundi Middle School rank among public schools in Rio Rico?
By Resource Investment Index, Coatimundi Middle School ranks #2 of 4 public schools in Rio Rico, AZ. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Rio Rico on the city page.
Is Coatimundi Middle School a good school?
Coatimundi Middle School earns 30/100 on the Resource Investment Index, with class sizes larger than 76% of Arizona schools. It is also less racially and ethnically mixed than most Arizona schools. 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 Santa Cruz Valley Unified District (4458)?
Besides Coatimundi Middle School, Santa Cruz Valley Unified District (4458) also operates Rio Rico High School (1,397 students), Calabasas School (917 students), and Mountain View School (406 students). See the Santa Cruz Valley Unified District (4458) 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.