Enrollment
456
Arizona · 2024-25 NCES data
Other / mixed grade configuration · Tucson, AZ
Los Ninos Elementary School
Federal NCES profile for Los Ninos Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 25/100.
2024-25 NCES dataOther / mixed grade configurationNCES 040817000727
👥 S:T ratio 21
🌟 Gifted program 70
🎓 Counselors 9
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Los Ninos Elementary School earns 25/100 on the Resource Investment Index, with class sizes larger than 75% of Arizona schools.
- #119 of 131
- schools in Tucson · Resource Index
- 25
- Resource Index · Lower
- 19.8:1
- large classes for Arizona
- 78.8%
- free-lunch eligible
Los Ninos Elementary School has class sizes larger than 75% of Arizona schools. Computed live against every Arizona school reporting to NCES.
By Resource Investment Index, Los Ninos Elementary School ranks #119 of 131 schools in Tucson, AZ.
School address
District: Sunnyside Unified District (4407) · Arizona
NCES ID 040817000727 Verify on NCES CCD record →
Teachers (FTE)
23.0
Federal CCD staff survey
Students per teacher
19.8:1
vs 17:1 Arizona avg
+16% vs state
Free-lunch eligible
78.8%
vs 48.3% Arizona avg
+63% vs state
Student-teacher ratio in context
How Los Ninos Elementary School compares with Arizona and U.S. medians
What stands out at Los Ninos Elementary School
Los Ninos Elementary School is a high-poverty, mid-sized combined-grade school in Tucson, Arizona, enrolling 456 students.
Class loads run somewhat heavier than typical: 19.8:1 puts it in the larger third of Arizona schools by student-teacher ratio.
Economic need is high: 78.8% of students qualify for free meals, 63% above the Arizona average, a Title I-weighted population that federal funding formulas prioritise.
With 456 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.
Against 249 statewide peers matched on enrollment and economic need, it ranks mid-pack at #150.
Its student body is predominantly Hispanic or Latino (80% of enrollment) (diversity index 34/100).
Counselor access is stretched at roughly 456 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Chronic absenteeism is elevated: 66.0% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Sunnyside Unified District (4407) spends $9,713 per pupil, 26% below the Arizona average, a leaner-resourced district than most.
Its district draws 32.5% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Among Tucson's public schools, it stands alongside Craycroft Elementary School (586 students): Los Ninos Elementary School is smaller than that campus by headcount and runs leaner classes (19.8:1 vs 21.7:1).
Sunnyside Unified District (4407) also operates Sunnyside High School (2,258 students) and Desert View High School (2,102 students) alongside Los Ninos 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 Los Ninos Elementary School compares
Los Ninos 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 | 19.8:1 | ▲ 16% | 17:1 | 15.7:1 |
| Free-lunch eligible | 78.8% | ▲ 63% | 48.3% | 51.7% |
| Enrollment | 456 | top 44% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
19.8:1
Leaner classes than 17% of US schools, heavier class loads than most.
456
Bigger than 56% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
78.8%
free-lunch eligible
- 63% above the Arizona average of 48.3%
Well above the 40% Title I schoolwide threshold, among the highest-need profiles in the state; federal funds support the whole school, not individual students.
Staffing depth
19.8:1
students per teacher
- 16% above state mean
Top 75% in Arizona - lower ratio than 25% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
66.0%
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
$9,713
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 456 students, the combined health-and-guidance staffing load for this school.
Discipline context
13
in-school suspensions + 11 out-of-school
Suspension rate: 2.9 per 100 students. Combined in-school and out-of-school rate: 5.3 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 80.3%
African American 8.6%
White 4.6%
Two or More 3.1%
Asian 1.8%
American Indian / Alaska Native 1.8%
Largest group: Hispanic or Latino at 80.3% of enrollment.
Student-body diversity index 34.4/100
Simpson diversity index - at 34.4, Los Ninos Elementary School is less mixed than the Arizona school average of 47.2.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Sunnyside Unified District (4407), which includes Los Ninos Elementary School.
$9,713
Per student
-26%
vs Arizona
Avg $13,145
-41%
vs U.S.
Avg $16,593
Revenue mix
Local 18.6%
State 48.9%
Federal 32.5%
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 Los Ninos Elementary School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Sunnyside High School | Larger | Lower economic need | Higher S:T ratio |
| Desert View High School | Larger | Lower economic need | Similar S:T ratio |
| Sierra 2-8 School | Larger | Similar economic need | Similar S:T ratio |
| Gallego Intermediate Fine Arts Magnet School | Larger | Lower economic need | Similar S:T ratio |
| Elvira Elementary School | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Los Ninos Elementary School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,258
- Students per teacher
- 21.9:1
- Resource Index
- 36/100
- Enrollment
- 2,102
- Students per teacher
- 20.8:1
- Resource Index
- 39/100
- Enrollment
- 801
- Students per teacher
- 20:1
- Resource Index
- 27/100
- Enrollment
- 768
- Students per teacher
- 20.2:1
- Resource Index
- 28/100
- Enrollment
- 642
- Students per teacher
- 22.9:1
- Resource Index
- 26/100
Similar other schools in Tucson
2 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 (~456 students)
Similar student-teacher ratio (~19.8:1)
Next steps
Verify locally before acting on Los Ninos Elementary School's federal record.
- Compare Los Ninos Elementary School against another school. Compare schools
- Sunnyside Unified District (4407)'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 Los Ninos Elementary School
How many students attend Los Ninos Elementary School?
Los Ninos Elementary School has 456 students enrolled. It is a public school in Tucson, AZ.
What is the student-teacher ratio at Los Ninos Elementary School?
The student-teacher ratio at Los Ninos Elementary School is 19.8:1, which is 16% higher than the Arizona average of 17:1 and 26% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Los Ninos Elementary School?
78.8% of students at Los Ninos Elementary School are eligible for free lunch, compared to the Arizona average of 48.3%.
What is the racial and ethnic makeup of Los Ninos Elementary School?
The largest demographic group at Los Ninos Elementary School is Hispanic or Latino at 80.3% of enrollment, in Tucson, AZ.
What is the Resource Investment Index for Los Ninos Elementary School?
Los Ninos Elementary School has a Resource Investment Index of 25/100 (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 Los Ninos Elementary School rank among schools in Tucson?
By Resource Investment Index, Los Ninos Elementary School ranks #119 of 131 schools in Tucson, AZ. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Tucson on the city page.
Is Los Ninos Elementary School a good school?
Los Ninos Elementary School earns 25/100 on the Resource Investment Index, with class sizes larger than 75% of 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 Sunnyside Unified District (4407)?
Besides Los Ninos Elementary School, Sunnyside Unified District (4407) also operates Sunnyside High School (2,258 students), Desert View High School (2,102 students), and Sierra 2-8 School (801 students). See the Sunnyside Unified District (4407) 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.