Oak Knoll Montessori School · 3544 N Canon Boulevard, Altadena
Oak Knoll Montessori School was a licensed child care center in Altadena, CA, licensed for up to 24 children. Its license closed around March 2026. Since February 2021, the state inspected it once and issued no citations. Its inspection history is kept here for reference.
Inspection history
Every state visit
Citations, newest first
About this center
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Citations are quoted from California Department of Social Services inspection and complaint reports. Type A citations are the state’s most serious category (an immediate risk to children’s health, safety or personal rights); Type B citations are a potential risk. A citation is a finding about one rule, not a judgment about a center overall. Complaint allegations appear here only when the state substantiated them.
To read the full state reports, search facility number 198021139 on the California Care Facility Search. Data refreshed Oct 3, 2026.
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