For the 2025-26 school year, there are 3 private preschools serving 408 students in Mill Valley, CA.
The top ranked private preschool in Mill Valley, CA is Marin Horizon School.
Top Ranked Mill Valley Private Preschools (2025-26)
School
Location
Quick Facts
305 Montford Ave
Mill Valley, CA 94941
(415) 388-8408
Mill Valley, CA 94941
(415) 388-8408
Gr: NS-8 | 294 students Avg. class size: 16 students Sports: 5 | Extracurrculars: 13 Tuition listed
Guidepost Montessori at Mill Valley![Guidepost Montessori at Mill Valley Photo Guidepost Montessori at Mill Valley Photo]()

Montessori School
270 Miller Ave
Mill Valley, CA 94941
(442) 267-6305
Mill Valley, CA 94941
(442) 267-6305
Gr: NS-K | 37 students Tuition listed
Ross Academy Montessori School
Montessori School
7 Thomas Dr
Mill Valley, CA 94941
(415) 383-5777
Mill Valley, CA 94941
(415) 383-5777
Gr: PK-K | 77 students Avg. class size: 12 students Tuition listed
Mill Valley, California Private Schools (Closed)
School
Location
Quick Facts
70 Lomita Dr
Mill Valley, CA 94941
(415) 381-8183
Mill Valley, CA 94941
(415) 381-8183
Gr: K-8 | 99 students
Frequently Asked Questions
What are the top ranked private preschools in Mill Valley, CA?
The top ranked private preschools in Mill Valley, CA is Marin Horizon School.
How many private preschools are located in Mill Valley?
3 private preschools are located in Mill Valley.
Which private preschools in Mill Valley are often viewed compared to one another?
Popular comparisons of private preschools in Mill Valley include: Guidepost Montessori at Mill Valley vs. Ross Academy Montessori School, Ross Academy Montessori School vs. Guidepost Montessori at Mill Valley
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