Enrollment
50
California · 2024-25 NCES data
Other / mixed grade configuration · Concord, CA
Floyd I. Marchus
Federal NCES profile for Floyd I. Marchus, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 36/100.
2024-25 NCES dataOther / mixed grade configurationNCES 069100509217
👥 S:T ratio 78
🌟 Gifted program 30
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Floyd I. Marchus earns 36/100 on the Resource Investment Index, with class sizes smaller than 99% of California schools. It is also more racially and ethnically mixed than most California schools.
- #2 of 3
- schools in Concord · Resource Index
- 36
- Resource Index · Typical
- 5.6:1
- small classes for California
- 37.0%
- free-lunch eligible
Floyd I. Marchus has class sizes smaller than 99% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Floyd I. Marchus ranks #2 of 3 schools in Concord, CA.
School address
District: Contra Costa County Office of Education · California
NCES ID 069100509217 Verify on NCES CCD record →
Teachers (FTE)
9.0
Federal CCD staff survey
Students per teacher
5.6:1
vs 21.5:1 California avg
-74% vs state
Free-lunch eligible
37.0%
vs 55.5% California avg
-33% vs state
Student-teacher ratio in context
How Floyd I. Marchus compares with California and U.S. medians
What stands out at Floyd I. Marchus
Floyd I. Marchus is a small combined-grade school in Concord, California, enrolling 50 students.
Classes run notably small here: at 5.6:1, Floyd I. Marchus is leaner than roughly 99% of California schools and 74% under the state's 21.5:1 norm, more adult attention per pupil than most peers.
Economic need runs somewhat below the state's typical profile, with 37.0% of students eligible for free meals.
This is a small campus: fewer students than 94% of California schools, with 50 enrolled.
Its Resource Investment Index lands in the upper third of 9,998 scored California schools.
Against 105 statewide peers matched on enrollment and economic need, it ranks mid-pack at #59.
Its student body is led by African American (39%) and White (33%), more mixed than most schools in the state (diversity index 69/100).
Chronic absenteeism is elevated: 64.0% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Discipline events run high: 26 in- and out-of-school suspensions were reported for 50 students in the 2021-22 Civil Rights Data Collection.
Among Concord's public schools, it stands alongside Glenbrook Academy (21 students): Floyd I. Marchus is larger than that campus by headcount and runs leaner classes (5.6:1 vs 10.5:1).
Contra Costa County Office of Education also operates Cccoe Special Education Programs (116 students) and Golden Gate Community (69 students) alongside Floyd I. Marchus.
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 Floyd I. Marchus compares
Floyd I. Marchus on the metrics families compare, against California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 5.6:1 | ▼ 74% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 37.0% | ▼ 33% | 55.5% | 51.7% |
| Enrollment | 50 | top 94% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
5.6:1
Leaner classes than 98% of US schools, among the more generously staffed nationally.
50
Bigger than 5% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Economic need
37.0%
free-lunch eligible
- 33% below the California average of 55.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
5.6:1
students per teacher
- 74% below state mean
Top 1% in California - lower ratio than 99% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
64.0%
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.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 26 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 52.0 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
African American 38.8%
White 32.7%
Hispanic or Latino 22.4%
Asian 6.1%
Largest group: African American at 38.8% of enrollment.
Student-body diversity index 68.9/100
Simpson diversity index - at 68.9, Floyd I. Marchus is more mixed than the California school average of 46.0.
Programs
How Floyd I. Marchus Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Cccoe Special Education Programs | Larger | Lower economic need | Higher S:T ratio |
| Golden Gate Community | Larger | Higher economic need | Higher S:T ratio |
| Mt. Mckinley | Similar size | Higher economic need | Similar S:T ratio |
| Central County Special Education Programs | Smaller | Lower economic need | Higher S:T ratio |
Comparisons are relative to Floyd I. Marchus's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 116
- Students per teacher
- 7.7:1
- Resource Index
- 33/100
- Enrollment
- 69
- Students per teacher
- 7.7:1
- Resource Index
- 50/100
- Enrollment
- 42
- Students per teacher
- 6:1
- Resource Index
- 35/100
- Enrollment
- 15
- Students per teacher
- 7.5:1
- Resource Index
- 33/100
Similar other schools in Concord
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 California, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~50 students)
Next steps
Verify locally before acting on Floyd I. Marchus's federal record.
- Compare Floyd I. Marchus against another school. Compare schools
- Contra Costa County Office of Education'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 Floyd I. Marchus
How many students attend Floyd I. Marchus?
Floyd I. Marchus has 50 students enrolled. It is a special-education school in Concord, CA.
What is the student-teacher ratio at Floyd I. Marchus?
The student-teacher ratio at Floyd I. Marchus is 5.6:1, which is 74% lower than the California average of 21.5:1 and 64% 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 Floyd I. Marchus?
37.0% of students at Floyd I. Marchus are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Floyd I. Marchus?
The largest demographic group at Floyd I. Marchus is African American at 38.8% of enrollment, in Concord, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 68.9/100.
What is the Resource Investment Index for Floyd I. Marchus?
Floyd I. Marchus has a Resource Investment Index of 36/100 (typical 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 Floyd I. Marchus rank among schools in Concord?
By Resource Investment Index, Floyd I. Marchus ranks #2 of 3 schools in Concord, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Concord on the city page.
Is Floyd I. Marchus a good school?
Floyd I. Marchus earns 36/100 on the Resource Investment Index, with class sizes smaller than 99% of California schools. It is also more 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.
What other schools are in Contra Costa County Office of Education?
Besides Floyd I. Marchus, Contra Costa County Office of Education also operates Cccoe Special Education Programs (116 students), Golden Gate Community (69 students), and Mt. Mckinley (42 students). See the Contra Costa County Office of Education 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.