Keystone Montessori School

El Cerrito, California 94530-1904

Montessori member school See this school on Google Maps →
Call (510) 236-7479

How it compares in El Cerrito

Keystone Montessori School is one of 2 Montessori schools in El Cerrito, and one of 2 with an AMS or AMI affiliation.

All El Cerrito schools → Cost calculator →

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Visit & contact

Address
6639 Blake St
El Cerrito, CA 94530-1904
Call (510) 236-7479 Visit website ↗ Get directions ↗

Facts & figures

From government filings and independent surveys — not the school's own marketing.

Classrooms

2 Infant/Toddler · 5 Primary · 1 Lower Elementary · 1 Upper Elementary · 1 Elementary

11 lead teachers · 16 assistants

Self-reported to the Montessori Census ↗

State license

Licensed child care center

Capacity 57 · licensed since 2019

California Community Care Licensing, 2025

Programs, tuition & schedule

Quoted from keystonemontessori.org.
"Our focus is to maintain stable and stimulating Montessori environments in order to provide meaningful learning experiences."
— Keystone Montessori School, homepage ↗

Programs offered

  • Toddler — 18–36 months
  • Pre-Primary — 2–3.5 years
  • Primary — 3.5–6 years

Source: school's homepage ↗

Some fields above are blank because they weren't published on the school's site. Call or email the school for tuition, admissions, and other details not listed here.

How to apply

Quoted from keystonemontessori.org.
  1. Schedule tour
  2. Submit application
  3. Join community

Schedule a tour ↗

Source: school's homepage ↗

About Keystone Montessori School

Keystone Montessori School is a Montessori school (private) in El Cerrito, California serving ages 1.5 - 6 years — AMS Member. Our focus is to maintain stable and stimulating Montessori environments in order to provide meaningful learning experiences.

Where is Keystone Montessori School located? ⌃

6639 Blake St, El Cerrito, CA 94530-1904

What is the phone number for Keystone Montessori School? ⌃

Keystone Montessori School can be reached at (510) 236-7479.

Is Keystone Montessori School AMS accredited? ⌃

Keystone Montessori School holds the AMS pathway status: AMS Member.

How do you apply to Keystone Montessori School? ⌃

Keystone Montessori School's admissions process: Schedule tour; Submit application; Join community.

What ages does Keystone Montessori School serve? ⌃

Keystone Montessori School serves children aged 1.5 - 6 years.

What is the website for Keystone Montessori School? ⌃

The official website is keystonemontessori.org.

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