Serving 721 students in grades 6-8, Mill Valley Middle School ranks in the top 10% of all schools in California for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 71% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 77% (which is higher than the California state average of 47%).
The student-teacher ratio of 16:1 is lower than the California state level of 21:1.
Minority enrollment is 28% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- Grades: 6-8
- Enrollment: 721 students
- Student-Teacher Ratio: 16:1
- Minority Enrollment: 28%
- Overall Testing Rank: Top 10% in CA
- Math Proficiency: 71% (Top 10%)
- Reading Proficiency: 77% (Top 10%)
- Science Proficiency: 63% (Top 10%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
Top Rankings
Mill Valley Middle School ranks among the top 20% of public schools in California for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Student Attention
School Overview
Mill Valley Middle School's student population of 721 students has declined by 23% over five school years.
The teacher population of 46 teachers has declined by 17% over five school years.
Grades Offered
Grades 6-8
Total Students
721 students
Total Classroom Teachers
46 teachers
School Calendar
School Rankings
Mill Valley Middle School ranks within the top 10% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Mill Valley Middle School is 0.46, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#581 out of 9523 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
71%
34%
Reading/Language Arts Test Scores (% Proficient)
77%
47%
Science Test Scores (% Proficient)
63%
29%
Student-Teacher Ratio
16:1
21:1
Asian
6%
12%
Hispanic
10%
56%
Black
1%
5%
White
72%
20%
Two or more races
11%
6%
All Ethnic Groups
Chronically Absent Students
(22-23)16.9%
27.7%
Eligible for Free Lunch
6%
54%
Eligible for Reduced Lunch (15-16)
1%
9%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Mill Valley Middle School's ranking?
Mill Valley Middle School is ranked #581 out of 9,523 schools, which ranks it among the top 10% of public schools in California.
What schools are Mill Valley Middle School often compared to?
Mill Valley Middle Schoolis often viewed alongside schools like Del Mar Middle School, Hall Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
71% of students have achieved math proficiency (compared to the 34% CA state average), while 77% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Mill Valley Middle School?
721 students attend Mill Valley Middle School.
What is the racial composition of the student body?
72% of Mill Valley Middle School students are White, 11% of students are Two or more races, 10% of students are Hispanic, 6% of students are Asian, and 1% of students are Black.
What is the student-teacher ratio of Mill Valley Middle School?
Mill Valley Middle School has a student ration of 16:1, which is lower than the California state average of 21:1.
What grades does Mill Valley Middle School offer ?
Mill Valley Middle School offers enrollment in grades 6-8
What school district is Mill Valley Middle School part of?
Mill Valley Middle School is part of Mill Valley Elementary School District.
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