Enrollment
1,329
California · 2024-25 NCES data
Middle school (grades 6-8) · Downey, CA
Federal NCES profile for Stauffer (Mary R.) Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 25/100.
The verdict
Stauffer (Mary R.) Middle earns 25/100 on the Resource Investment Index, with class sizes larger than 73% of California schools. It is also less racially and ethnically mixed than most California schools.
Stauffer (Mary R.) Middle has class sizes larger than 73% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Stauffer (Mary R.) Middle ranks #3 of 4 middle schools in Downey, CA.
NCES ID 061146001279 Verify on NCES CCD record →
Enrollment
1,329
California · 2024-25 NCES data
Teachers (FTE)
55.0
Federal CCD staff survey
Students per teacher
24.2:1
vs 21.5:1 California avg
+13% vs state
Free-lunch eligible
61.5%
vs 55.5% California avg
+11% vs state
How Stauffer (Mary R.) Middle compares with California and U.S. medians
Slightly above state median
24.2:1 - 2.7 above the California state median of 21.5:1, indicating larger average class loads than typical schools in the state.
Stauffer (Mary R.) Middle is a higher-need, large middle school in Downey, California, enrolling 1,329 students.
Class loads run somewhat heavier than typical: 24.2:1 puts it in the larger third of California schools by student-teacher ratio.
Its free-meal eligibility rate of 61.5% lands close to the California typical range, neither a high- nor low-need campus by this measure.
By headcount it is one of the larger campuses in California, bigger than 93% of state schools at 1,329 students.
Its Resource Investment Index lands in the lower third of 9,998 scored California schools.
Against 515 statewide peers matched on enrollment and economic need, it ranks mid-pack at #323.
Its student body is predominantly Hispanic or Latino (92% of enrollment), among the less diverse in the state (diversity index 16/100).
Counselor access is stretched at roughly 443 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Chronic absenteeism is elevated: 33.5% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Among Downey's middle schools, it stands alongside Doty (Wendy Lopour) Middle (1,304 students): Stauffer (Mary R.) Middle is larger than that campus by headcount and runs leaner classes (24.2:1 vs 26.1:1).
Downey Unified also operates Downey High (4,051 students) and Warren (Earl) High (3,609 students) alongside Stauffer (Mary R.) Middle.
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
Stauffer (Mary R.) Middle on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 24.2:1 | ▲ 13% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 61.5% | ▲ 11% | 55.5% | 51.7% |
| Enrollment | 1,329 | top 7% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
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.
Largest group: Hispanic or Latino at 91.7% of enrollment.
Simpson diversity index - at 15.7, Stauffer (Mary R.) Middle is less mixed than the California school average of 46.0.
District-wide per-pupil expenditure for Downey Unified, which includes Stauffer (Mary R.) Middle.
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.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Downey High | Larger | Similar economic need | Similar S:T ratio |
| Warren (Earl) High | Larger | Similar economic need | Similar S:T ratio |
| Doty (Wendy Lopour) Middle | Similar size | Similar economic need | Higher S:T ratio |
| Griffiths (Gordon) Middle | Similar size | Similar economic need | Similar S:T ratio |
| Sussman (Edward a.) Middle | Similar size | Similar economic need | Higher S:T ratio |
Comparisons are relative to Stauffer (Mary R.) Middle's own figures; each column derives from NCES Common Core of Data.
3 comparable middle schools (grades 6-8) serving the same city.
Matched by enrollment size and by staffing ratio across all of California, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Stauffer (Mary R.) Middle's federal record.
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.
Stauffer (Mary R.) Middle has 1,329 students enrolled. It is a middle school in Downey, CA.
The student-teacher ratio at Stauffer (Mary R.) Middle is 24.2:1, which is 13% higher than the California average of 21.5:1 and 54% higher than the national average of 15.7:1.
61.5% of students at Stauffer (Mary R.) Middle are eligible for free lunch, compared to the California average of 55.5%.
The largest demographic group at Stauffer (Mary R.) Middle is Hispanic or Latino at 91.7% of enrollment, in Downey, CA.
Stauffer (Mary R.) Middle 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).
By Resource Investment Index, Stauffer (Mary R.) Middle ranks #3 of 4 middle schools in Downey, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Downey on the city page.
Stauffer (Mary R.) Middle earns 25/100 on the Resource Investment Index, with class sizes larger than 73% of California schools. It is also less racially and ethnically mixed than most California 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.
Besides Stauffer (Mary R.) Middle, Downey Unified also operates Downey High (4,051 students), Warren (Earl) High (3,609 students), and Doty (Wendy Lopour) Middle (1,304 students). See the Downey Unified district page for the complete list.
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.
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PlainSchools, “Stauffer (Mary R.) Middle, Downey CA.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/stauffer-mary-r-middle-ca
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