Founded in 1979, the Montessori School of New York International offers challenging and rewarding academic programs for preschool, kindergarten, elementary and middle‑school students ages 2–14. Located in Midtown East, the school provides an authentic Montessori curriculum designed to build a strong academic foundation while nurturing social, emotional, physical and moral development. Teachers foster independence, self‑motivation and decision‑making skills in a multicultural setting. Field trips, advanced academics and small class sizes complement classroom learning.
Tuition figures are not publicly posted. The school has 24 students according to the American Montessori Society’s directory. Prospective families should contact the school for information about tuition and financial aid.
The school operates at 347 East 55th Street, New York, NY 10022. Its secure facility features double‑door entry and video surveillance, spacious classrooms for each age group and an outdoor play area. Students often embark on city field trips to museums and cultural sites.
The school’s website does not currently provide individual faculty bios or staff credentials and none could be found online.
Aggregate rating: 4.4 / 5. Yelp lists a 4.4/5 rating from seven reviews. Parents appreciate the caring staff, multicultural environment and strong academics. Without additional ratings on GreatSchools or PrivateSchoolReview, the overall score is based on Yelp and testimonials.
School website: Montessori School of New York International
URL | accessed 2025‑07‑25
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MSNYI mission & program description | 2025‑07‑25
MSNYI testimonials & environment | 2025‑07‑25
MSNYI student count | 2025‑07‑25
MSNYI Yelp rating | 2025‑07‑25
Conviction report (ABC News) | 2025‑07‑25
Former headmistress Lina Sinha was convicted on multiple counts of child sexual abuse while principal of Montessori School of NY International, as reported by ABC News and the NY Times.