“The Mission of Three Tree Montessori School is to offer AMI-recognized Montessori education to the students of South King County.” threetree.org, July 2026
Washington DCYF cited something at 2 of the 4 visits below. Across Seattle centers it cites something at about 67% of visits. Each state decides what gets written up, so this compares Seattle with Seattle and never with another state.
Licensor observed a bottle lid that posed a choking hazard accessible to the toddlers.· June 10, 2025
Washington DCYF publishes the licensor’s own observation and a risk level for every citation it issues at a licensing visit, with the inspection report attached as a PDF.
Licensing visit · June 10, 2025
WAC 110-300-0165(2)(a) · Serious
Licensor observed a bottle lid that posed a choking hazard accessible to the toddlers.
Licensing visit · April 29, 2024
WAC 110-300-0165(5)(b) · Serious
Licensor observed one outlet (top socket) next to the sink in the Madrona restroom, equipped with GFCI but is not tamper-resistant.
A typical day, sick and biting policies.
Ask what changed after the two findings Washington DCYF ranked Serious, most recently in June 2025.It does not publish whether a finding was fixed.
Where every fact on this page came from, and when Shortlist last checked it against that source. Anything Shortlist could not source is named here rather than left blank.
Not yet reported: established.
Not yet reported: ages served, holiday closures.
Pricing per provider website, checked July 2026.
Every state visit and complaint on file, shown in full and never edited. Open a date to read what the state wrote.
Do you run Three Tree Montessori? Shortlist has no tuition, hours or ratios for it, because the state does not publish that. Add what is missing. It is free and takes about ten minutes.