- Enrollment
- 399
- Students per teacher
- 19:1
- Resource Index
- 37/100
Middle school (grades 6-8) · Mill Valley, CA
Mill Valley Middle
Federal NCES profile for Mill Valley Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 47/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 062487003712
👥 S:T ratio 41
🌟 Gifted program 30
🎓 Counselors 52
📋 Attendance 64
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Mill Valley Middle earns 47/100 on the Resource Investment Index, with class sizes smaller than 90% of California schools.
- #1 of 7
- public schools in Mill Valley · Resource Index
- 47
- Resource Index · Typical
- 14.7:1
- small classes for California
- 7.9%
- free-lunch eligible
Mill Valley Middle has class sizes smaller than 90% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Mill Valley Middle ranks #1 of 7 public schools in Mill Valley, CA.
School address
District: Mill Valley Elementary · California
NCES ID 062487003712 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-40 students YoY
Mill Valley Middle shrank from 797 students in 2022-23 to 757 in 2023-24 (-5.0%).
Teacher FTE lost 49.5 → 48.4 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-40 students YoY 062487003712 · Mill Valley, CA Middle · MID · TRAD
721 enr · 14.7:1 · 7.9% lunch · RII 47
Nearest enrollment peer: Edna Maguire Elementary (399 students)
Mill Valley Middle shrank from 797 students in 2022-23 to 757 in 2023-24 (-5.0%). Teacher FTE lost 49.5 → 48.4 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Mill Valley Middle in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Mill Valley Middle
721 students
- Edna Maguire E
Edna Maguire Elementary
399 students
- Tamalpais Vall
Tamalpais Valley Elementary
368 students
- Park Elementar
Park Elementary
301 students
- Old Mill Eleme 261
Old Mill Elementary
261 students
- Strawberry Poi 259
Strawberry Point Elementary
259 students
What this shows Mill Valley Middle reports 721 students on the CCD universe file.
How Mill Valley Middle compares
Mill Valley Middle is a shrinking campus on CCD: ratios and free-lunch share vs California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.7:1 | ▼ 32% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 7.9% | ▼ 86% | 55.5% | 51.7% |
| Enrollment | 721 | top 22% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.7:1
Leaner classes than 50% of US schools, a middle-of-the-pack class size.
721
Bigger than 81% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
7.9%
free-lunch eligible
- 86% below the California average of 55.5%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
14.7:1
students per teacher
- 32% below state mean
Top 10% in California - lower ratio than 90% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
14.4%
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
$21,199
per pupil, district-wide
- above California avg of $18,665
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors3.0 FTE
Per 240 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 14 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 1.9 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 72.5%
Two or More 10.7%
Hispanic or Latino 10.0%
Asian 5.8%
African American 0.7%
American Indian / Alaska Native 0.1%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 72.5% of enrollment.
Student-body diversity index 45.0/100
Simpson diversity index - at 45.0, Mill Valley Middle is about as mixed as the California school average of 46.0.
Programs
District finance for Mill Valley Elementary reports $21,199 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Mill Valley Middle Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Edna Maguire Elementary | Smaller | Similar economic need | Higher S:T ratio |
| Tamalpais Valley Elementary | Smaller | Similar economic need | Higher S:T ratio |
| Park Elementary | Smaller | Similar economic need | Higher S:T ratio |
| Old Mill Elementary | Smaller | Similar economic need | Higher S:T ratio |
| Strawberry Point Elementary | Smaller | Similar economic need | Higher S:T ratio |
Comparisons are relative to Mill Valley Middle's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 368
- Students per teacher
- 21.6:1
- Resource Index
- 39/100
- Enrollment
- 301
- Students per teacher
- 25.1:1
- Resource Index
- 36/100
- Enrollment
- 261
- Students per teacher
- 21.8:1
- Resource Index
- 45/100
- Enrollment
- 259
- Students per teacher
- 21.6:1
- Resource Index
- 42/100
Nationwide middle schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~721 students)
Frequently asked questions about Mill Valley Middle
How many students attend Mill Valley Middle?
Mill Valley Middle has 721 students enrolled. It is a middle school in Mill Valley, CA. CCD year-over-year: 797 (2022-23) → 757 (2023-24), down 40.
What is the student-teacher ratio at Mill Valley Middle?
The student-teacher ratio at Mill Valley Middle is 14.7:1, which is 32% lower than the California average of 21.5:1 and 6% 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 Mill Valley Middle?
7.9% of students at Mill Valley Middle are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Mill Valley Middle?
The largest demographic group at Mill Valley Middle is White at 72.5% of enrollment, in Mill Valley, CA.
What is the Resource Investment Index for Mill Valley Middle?
Mill Valley Middle has a Resource Investment Index of 47/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Mill Valley Middle rank among public schools in Mill Valley?
By Resource Investment Index, Mill Valley Middle ranks #1 of 7 public schools in Mill Valley, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Mill Valley on the city page.
What other schools are in Mill Valley Elementary?
Besides Mill Valley Middle, Mill Valley Elementary also operates Edna Maguire Elementary (399 students), Tamalpais Valley Elementary (368 students), and Park Elementary (301 students). See the Mill Valley Elementary district page for the complete list.