El Cerrito, CA · Contra Costa County
Keystone Montessori School
A Montessori preschool in El Cerrito. Licensed by the state for up to 57 children.
- Ages
- Primary (3–6 yr)
- Type
- Private school
- Licensed capacity
- 57 children
- Contact
- 510-709-5853
Official records
Check these yourself — California publishes every licensed center's inspection visits and substantiated complaints.
Child care center license #73408869
California Community Care Licensing · licensed for 57 children
Inspection visits, citations and complaints ↗
Nearby Montessori schools
Built from public records updated 2026-11-14. Ages are inferred from license types and reported grades — confirm current programs with the school.