Enrollment
646
California · 2024-25 NCES data
Middle school (grades 6-8) · San Francisco, CA
Marina Middle
Federal NCES profile for Marina Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 28/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 063441005645
👥 S:T ratio 11
🌟 Gifted program 30
🎓 Counselors 0
📋 Attendance 70
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Marina Middle earns 28/100 on the Resource Investment Index, with class sizes near the California median.
- #8 of 14
- middle schools in San Francisco · Resource Index
- 28
- Resource Index · Lower
- 22.3:1
- students per teacher
- 61.4%
- free-lunch eligible
Marina Middle has class sizes near the California median. Computed live against every California school reporting to NCES.
By Resource Investment Index, Marina Middle ranks #8 of 14 middle schools in San Francisco, CA.
School address
District: San Francisco Unified · California
NCES ID 063441005645 Verify on NCES CCD record →
Teachers (FTE)
29.0
Federal CCD staff survey
Students per teacher
22.3:1
vs 21.5:1 California avg
+4% vs state
Free-lunch eligible
61.4%
vs 55.5% California avg
+11% vs state
Student-teacher ratio in context
How Marina Middle compares with California and U.S. medians
What stands out at Marina Middle
Marina Middle is a higher-need, mid-sized middle school in San Francisco, California, enrolling 646 students.
At 22.3:1, its student-teacher ratio sits close to the California median, within a few percentage points of the 21.5:1 state norm, neither notably crowded nor notably small.
Its free-meal eligibility rate of 61.4% lands close to the California typical range, neither a high- nor low-need campus by this measure.
Enrollment of 646 puts it in the larger third of California schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 9,998 scored California schools.
Against 1,810 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #628.
Its student body is led by Asian (61%) and Hispanic or Latino (18%) (diversity index 58/100).
Counselor access is stretched at roughly 621 students per counselor, well above the ASCA-recommended 250:1 ceiling.
12.1% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The surrounding San Francisco Unified spends $23,654 per pupil, 43% above the California average, a better-resourced district than most.
Among San Francisco's middle schools, it stands alongside Giannini (a.P.) Middle (1,183 students): Marina Middle is smaller than that campus by headcount and runs leaner classes (22.3:1 vs 25.7:1).
San Francisco Unified also operates Lowell High (2,571 students) and Lincoln (Abraham) High (2,074 students) alongside Marina 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
How Marina Middle compares
Marina 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 | 22.3:1 | ▲ 4% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 61.4% | ▲ 11% | 55.5% | 51.7% |
| Enrollment | 646 | top 28% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
22.3:1
Leaner classes than 10% of US schools, heavier class loads than most.
646
Bigger than 76% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
61.4%
free-lunch eligible
- 11% above the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
22.3:1
students per teacher
- 4% above state mean
Top 56% in California - lower ratio than 44% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
12.1%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$23,654
per pupil, district-wide
- above California avg of $16,509
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 621 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 4 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.6 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
Asian 60.9%
Hispanic or Latino 17.7%
White 8.5%
Two or More 6.5%
African American 5.9%
Native Hawaiian / Pacific Islander 0.5%
Largest group: Asian at 60.9% of enrollment.
Student-body diversity index 58.3/100
Simpson diversity index - at 58.3, Marina Middle is more mixed than the California school average of 46.0.
Programs
Funding & spending
District-wide per-pupil expenditure for San Francisco Unified, which includes Marina Middle.
$23,654
Per student
+43%
vs California
Avg $16,509
+43%
vs U.S.
Avg $16,593
Revenue mix
Local 56.8%
State 31.2%
Federal 12.0%
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 Marina Middle Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Lowell High | Larger | Lower economic need | Similar S:T ratio |
| Lincoln (Abraham) High | Larger | Lower economic need | Higher S:T ratio |
| Washington (George) High | Larger | Lower economic need | Higher S:T ratio |
| Galileo High | Larger | Similar economic need | Lower S:T ratio |
| Balboa High | Larger | Similar economic need | Similar S:T ratio |
Comparisons are relative to Marina Middle's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,571
- Students per teacher
- 23.4:1
- Resource Index
- 38/100
- Enrollment
- 2,074
- Students per teacher
- 23.8:1
- Resource Index
- 40/100
- Enrollment
- 2,068
- Students per teacher
- 24:1
- Resource Index
- 33/100
- Enrollment
- 1,750
- Students per teacher
- 20.8:1
- Resource Index
- 43/100
- Enrollment
- 1,238
- Students per teacher
- 21.3:1
- Resource Index
- 30/100
Similar middle schools in San Francisco
6 comparable middle schools (grades 6-8) serving the same city.
Giannini (a.P.) Middle
Standard public school
1,183 students 25.7:1 students per teacher
Presidio Middle
Standard public school
992 students 24.8:1 students per teacher
Hoover (Herbert) Middle
Standard public school
963 students 24.1:1 students per teacher
Aptos Middle
Standard public school
911 students 24.6:1 students per teacher
Denman (James) Middle
Standard public school
807 students 23.1:1 students per teacher
Roosevelt Middle
Standard public school
657 students 20.5:1 students per teacher
Similar middle 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 (~646 students)
Next steps
Verify locally before acting on Marina Middle's federal record.
- Compare Marina Middle against another school. Compare schools
- San Francisco Unified'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 Marina Middle
How many students attend Marina Middle?
Marina Middle has 646 students enrolled. It is a middle school in San Francisco, CA.
What is the student-teacher ratio at Marina Middle?
The student-teacher ratio at Marina Middle is 22.3:1, which is 4% higher than the California average of 21.5:1 and 42% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Marina Middle?
61.4% of students at Marina Middle are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Marina Middle?
The largest demographic group at Marina Middle is Asian at 60.9% of enrollment, in San Francisco, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 58.3/100.
What is the Resource Investment Index for Marina Middle?
Marina Middle has a Resource Investment Index of 28/100 (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 Marina Middle rank among middle schools in San Francisco?
By Resource Investment Index, Marina Middle ranks #8 of 14 middle schools in San Francisco, 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 San Francisco on the city page.
Is Marina Middle a good school?
Marina Middle earns 28/100 on the Resource Investment Index, with class sizes near the California 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 San Francisco Unified?
Besides Marina Middle, San Francisco Unified also operates Lowell High (2,571 students), Lincoln (Abraham) High (2,074 students), and Washington (George) High (2,068 students). See the San Francisco Unified 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.