Guidepost Montessori at Mill Valley (2026-27 Profile)

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Guidepost Montessori at Mill Valley

270 Miller Ave Mill Valley, CA 94941

Tel: (442) 267-6305

Quick Facts (2026-27)

School Type: Montessori School
Grades: Nursery/Preschool-Kindergarten
Enrollment: 37 students
Yearly Tuition: $31,980
Application Deadline: None / Rolling
Source: 鉁�Verified school update

Guidepost Montessori at Mill Valley Photo #1

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About the School

Guidepost Montessori is a network of authentic Montessori schools serving children from infancy through kindergarten.
Our thoughtfully prepared classrooms are designed to nurture each child鈥檚 natural curiosity and help them build the independence, confidence, and capability to thrive in school and beyond.
Through hands-on learning, meaningful work, and individualized guidance, children are encouraged to explore at their own pace, develop a deep love of learning, and become active participants in their own growth.
At select Guidepost Montessori locations, families can also choose Spanish and/or Mandarin Immersion programs, offering children the opportunity to develop a second language through their everyday Montessori experience.
Discover what authentic Montessori education can offer your child at Guidepost Montessori.

Quick Facts (2026-27)

School Type: Montessori School
Grades: Nursery/Preschool-Kindergarten
Enrollment: 37 students
Yearly Tuition: $31,980
Application Deadline: None / Rolling
Source: 鉁�Verified school update

School Facts

School Type

Montessori School

Religious Affiliation

Nonsectarian

Grades Offered

Grades Nursery/Preschool-Kindergarten

ADD/ADHD Support

Yes

Year Founded

2019

School Calendar

Student Body

Total Students

37 students

Student Body Type

Co-ed

Academic Profile

Total Classroom Teachers

10 teachers

Student-Teacher Ratio

4:1

National avg.:

% Faculty w/Advanced Degree

Classroom Dress Code

Casual

School Membership(s)School Assoc.

Cognia (formerly AdvancED / SACS CASI / NCA CASI) (Cognia)

Tuition & Financial Aid

Admission Deadline

None / Rolling

Yearly Tuition Cost

$31,980

View national tuition avg.

Tuition Notes

Tuition varies by program and options picked for care.

Admissions Director

ilsa Miller

School Notes

Guidepost Mill Valley is part of an international network of Montessori schools dedicated to helping children grow through joyful learning. Our school in Mill Valley offers a nurturing and educational environment for infants (3 to 18 months), toddlers (18 to 36 months), and young children (3 to 6 years old). Early childhood years are the most critical time in your child's development. These years are foundational in shaping your child's future health, well-being, and happiness at school and home. Montessori education provides your child with the tools to navigate lifelong learning. Are you searching for a day care, preschool, or kindergarten in Mill Valley, CA? You may want to consider Guidepost Montessori. The day care years correspond to our 'Nido' program, the preschool years correspond to our 鈥楾oddler鈥� program, and the kindergarten years correspond to our 'Children's House' program. With Montessori's emphasis on helping children grow through joyful learning, Guidepost at Mill Valley can provide a nurturing environment for your child and prepare them for success at elementary school, and beyond.

Source: Verified school update

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Frequently Asked Questions

How much does Guidepost Montessori at Mill Valley cost?

Guidepost Montessori at Mill Valley's tuition is approximately $31,980 for private students.

What schools are Guidepost Montessori at Mill Valley often compared to?

Guidepost Montessori at Mill Valley is often viewed alongside schools like Ross Academy Montessori School by visitors of our site.

When is the application deadline for Guidepost Montessori at Mill Valley?

The application deadline for Guidepost Montessori at Mill Valley is rolling (applications are reviewed as they are received year-round).

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Did You Know?

The average private school tuition in Marin County, CA is $27,917 for elementary schools and $34,712 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Marin County, CA is 79% (read more about average acceptance rates across the country).