Marin Horizon School

305 Montford Ave
Mill Valley, CA 94941-0949
Tel: (415)388-8408
Grades: PK-8 | 305 students
Our mission at Marin Horizon School is to challenge students to be self-reliant thinkers and lifelong learners.
Through our Montessori-inspired, integrated and multi-cultural curriculum, we inspire academic excellence, nurture students' natural love of learning, and encourage them to be confident individuals who are responsible to each other, the community, and the world.
We are located on two acres of land in Mill Valley, California, in a safe and friendly residential neighborhood in the redwoods of Mt. Tamalpais.
We serve families from towns and cities throughout Marin County, San Francisco, and the North and East Bay areas.

School Overview

School Membership(s)School Assoc. National Association of Independent Schools (NAIS)
Other school association(s)
Grades Offered Grades Prekindergarten-8
Year Founded 1977

Student Body

Total Students 305 students
Student Body Type Co-ed
% Students of Color
State avg.: 44%
Students by Grade Marin Horizon School Student By Grade

Academics and Faculty

Total Classroom Teachers 21 teachers
Student : Teacher Ratio 15:1
National avg.: 13:1
% Faculty w/Advanced Degree
Average Class Size 25 students
Classroom Dress Code Casual

Finances and Admission

Admission Deadline Jan. 13
Tuition Notes Tuition varies by grade. Please visit our website for details.
% on Financial Aid
Average Financial Aid Grant $12,990
Admissions Director Dorie Akka
Admissions Associate Lizzie Porter-Roth


Total Sports Offered 5 sports
Sports Basketball, Cross Country, Flag Football, Golf, Track and FieldBasketballCross Country,
Flag FootballGolf,
Track and Field


Total ExtracurricularsTotal Extra-curric. 10 extracurriculars
ExtracurricularsExtra-curric. Capoeira, Chess, Cooking, Dance, Drama, Guitar, Gymnastics, Lego Engineering, Student Council, Visual Art Capoeira, Chess, Cooking, Dance, Drama, Guitar, Gymnastics, Visual Art, Lego Engineering,
Student Council,

School Notes:

  • Montessori-inspired, student-centered, experiential learning
  • Integrated and inter-disciplinary curriculum with a multicultural and global focus
  • Spiral curriculum introduces advanced topics at early ages
  • Spanish classes, Kindergarten through 8th grade
  • Integrated Technology curriculum with high iPad and computer-to-student ratios 
  • Media Literacy Program
  • Artist-in-Residence Program
  • Music and performing arts program, including 4 major performances a year
  • Outdoor Education camp, 1st through 8th grades
  • Leadership Development, K through 8th grades
  • Strong emphasis on writing, public speaking, time-management, conflict resolution and research skills
  • High school placement counseling and SSAT test preparation
  • Self and peer assessment promote independence and critical thinking

Profile last updated: 09/14/2015

Nearby Private Schools:

The nearest high school is The Marin School (2.7 miles away)
The nearest elementary school is Rainbow Montessori Of Marin (0.3 miles away)
The nearest preschool is Rainbow Montessori Of Marin (0.3 miles away)
All Schools High Schools Elementary Schools Preschools Public Schools
Show me:
  • School Location Miles Grades Students
  • Mill Valley
    Grades: PK-KG | 35 students
    0.3 miles
    270 Miller Ave
    Mill Valley, CA 94941
  • Mill Valley
    Greenwood School
    Alternative School
    Grades: PK-8 | 140 students
    0.7 miles
    17 Buena Vista Ave
    Mill Valley, CA 94941
  • Mill Valley
    Grades: KG-8 | 242 students
    0.8 miles
    100 Harvard Ave
    Mill Valley, CA 94941
  • Mill Valley
    Kumara School
    Daycare / Preschool
    Grades: K-1 | 55 students
    1.1 miles
    540 Marin Ave
    Mill Valley, CA 94941
  • Mill Valley
    Grades: K-8 | 100 students
    1.3 miles
    70 Lomita Dr Ste D
    Mill Valley, CA 94941

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Did You Know?
The average private school tuition in Marin County, CA is $16,512 for elementary schools (read more about average private school tuition across the country).