Enrollment
92
Arizona · 2024-25 NCES data
Middle school (grades 6-8) · San Manuel, AZ
San Manuel Jr. High School
Federal NCES profile for San Manuel Jr. High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 43/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 040457000365
👥 S:T ratio 39
🌟 Gifted program 70
🎓 Counselors 63
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
San Manuel Jr. High School earns 43/100 on the Resource Investment Index, with class sizes near the Arizona median.
- #1 of 3
- public schools in San Manuel · Resource Index
- 43
- Resource Index · Typical
- 15.3:1
- students per teacher
- 92
- students enrolled
San Manuel Jr. High School has class sizes near the Arizona median. Computed live against every Arizona school reporting to NCES.
By Resource Investment Index, San Manuel Jr. High School ranks #1 of 3 public schools in San Manuel, AZ.
School address
District: Mammoth-San Manuel Unified District (4439) · Arizona
NCES ID 040457000365 Verify on NCES CCD record →
Teachers (FTE)
6.0
Federal CCD staff survey
Students per teacher
15.3:1
vs 17:1 Arizona avg
-10% vs state
Student-teacher ratio in context
How San Manuel Jr. High School compares with Arizona and U.S. medians
What stands out at San Manuel Jr. High School
San Manuel Jr. High School is a mid-sized middle school in San Manuel, Arizona, enrolling 92 students.
Class sizes run a bit leaner than typical: 15.3:1 puts it in the smaller third of Arizona schools by student-teacher ratio.
Enrollment of 92 puts it in the smaller third of Arizona schools by headcount.
Its Resource Investment Index lands in the upper third of 2,064 scored Arizona schools.
Its student body is led by Hispanic or Latino (74%) and White (21%) (diversity index 41/100).
Counselor coverage is strong, about 184 students per counselor, inside the American School Counselor Association's recommended 250:1.
Chronic absenteeism is elevated: 58.7% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Its district draws 33.0% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Discipline events run high: 78 in- and out-of-school suspensions were reported for 92 students in the 2021-22 Civil Rights Data Collection.
Mammoth-San Manuel Unified District (4439) also operates First Avenue Elementary School (219 students) and San Manuel High School (162 students) alongside San Manuel Jr. High 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 San Manuel Jr. High School compares
San Manuel Jr. High 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 | 15.3:1 | ▼ 10% | 17:1 | 15.7:1 |
| Enrollment | 92 | top 83% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
15.3:1
Leaner classes than 44% of US schools, a middle-of-the-pack class size.
92
Bigger than 9% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Staffing depth
15.3:1
students per teacher
- 10% below state mean
Top 39% in Arizona - lower ratio than 61% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
58.7%
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
$12,698
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
Counselors0.5 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
50
in-school suspensions + 28 out-of-school
Suspension rate: 54.3 per 100 students. Combined in-school and out-of-school rate: 84.8 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 73.9%
White 20.7%
Two or More 3.3%
Asian 1.1%
American Indian / Alaska Native 1.1%
Largest group: Hispanic or Latino at 73.9% of enrollment.
Student-body diversity index 41.0/100
Simpson diversity index - at 41.0, San Manuel Jr. High School is less mixed than the Arizona school average of 47.2.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Mammoth-San Manuel Unified District (4439), which includes San Manuel Jr. High School.
$12,698
Per student
-3%
vs Arizona
Avg $13,145
-23%
vs U.S.
Avg $16,593
Revenue mix
Local 20.0%
State 47.0%
Federal 33.0%
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 San Manuel Jr. High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| First Avenue Elementary School | Larger | No free-lunch data | Higher S:T ratio |
| San Manuel High School | Larger | No free-lunch data | Lower S:T ratio |
Comparisons are relative to San Manuel Jr. High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 219
- Students per teacher
- 16.8:1
- Resource Index
- 34/100
- Enrollment
- 162
- Students per teacher
- 10.8:1
- Resource Index
- 41/100
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 (~92 students)
Similar student-teacher ratio (~15.3:1)
Next steps
Verify locally before acting on San Manuel Jr. High School's federal record.
- Compare San Manuel Jr. High School against another school. Compare schools
- Mammoth-San Manuel Unified District (4439)'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 San Manuel Jr. High School
How many students attend San Manuel Jr. High School?
San Manuel Jr. High School has 92 students enrolled. It is a middle school in San Manuel, AZ.
What is the student-teacher ratio at San Manuel Jr. High School?
The student-teacher ratio at San Manuel Jr. High School is 15.3:1, which is 10% lower than the Arizona average of 17:1 and 3% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of San Manuel Jr. High School?
The largest demographic group at San Manuel Jr. High School is Hispanic or Latino at 73.9% of enrollment, in San Manuel, AZ.
What is the Resource Investment Index for San Manuel Jr. High School?
San Manuel Jr. High School has a Resource Investment Index of 43/100 (typical 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 San Manuel Jr. High School rank among public schools in San Manuel?
By Resource Investment Index, San Manuel Jr. High School ranks #1 of 3 public schools in San Manuel, 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 San Manuel on the city page.
Is San Manuel Jr. High School a good school?
San Manuel Jr. High School earns 43/100 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 Mammoth-San Manuel Unified District (4439)?
Besides San Manuel Jr. High School, Mammoth-San Manuel Unified District (4439) also operates First Avenue Elementary School (219 students) and San Manuel High School (162 students). See the Mammoth-San Manuel Unified District (4439) 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.