Chiang Mai Montessori International School is a Montessori / AMI school in Chiang Mai, Thailand. Founded in 2010. Annual tuition ranges from $8,410 to $11,408 USD.
Explore This School
Location & Getting There
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NanaSays Scorecard
Key Details
Academic Performance
Key facts
Fees & the true cost of attendance
Published fees
$ 8,410–$ 11,408 per year.
Budget beyond the sticker price. Assume the real annual spend is 5–15% higher than the headline fee. Hidden costs typically include: registration fee, acceptance deposit (usually one term's fees, refundable at the end of schooling), uniform + sports kit, trips and expeditions, individual music tuition, exam entry fees, travel to/from home.
Ask the Bursar for a sample "all-in" first-year invoice before committing.
About
Chiang Mai Montessori International School is an AMI-traditioned Montessori school serving children from 18 months to 16 years in Chiang Mai, Thailand. Accredited by ACS WASC, the school emphasizes child-centered learning, independence, and cultural appreciation of Thai and Lanna heritage. It welcomes international families and fosters strong partnerships between parents, students, and the wider community.
School data verified by NanaSays. Last updated: April 2026.
Why Families Choose
- Sport
- Visual and Creative Arts
- Outdoor Education
Fees & Financials
| Grade / Year | Annual Fee |
|---|---|
| Children's House (3 – 6 years) | THB 327,806~$ 8,981 |
| Lower Elementary (6 – 9 years) | THB 390,366~$ 10,695 |
| Upper Elementary (9 – 12 years) | THB 407,412~$ 11,162 |
| Toddler Community (18 months – 3 years) | THB 300,368~$ 8,229 |
Conversions to USD use exchange rates as of April 2026.
Original currency: THB 300,368 - 407,412. Application fee: $84.
Admissions Process
- 1Book a school visit — the admissions team schedules a tour, ideally with the child. 2. Attend the tour and meet staff to discuss the child's needs and the Montessori curriculum. 3. Child observation or informal assessment depending on age to confirm fit. 4. Submit the official application form with required documents (passport copy, school reports, immunization records). 5. Receive offer and confirm enrolment including payment of fees.
Admissions Details
CMMIS maintains a waitlist requiring a non-refundable deposit of THB 3,000 to be placed on it. Applications are prioritised by order of full submission. When a spot becomes available, the next family has 15 working days to confirm intent to enrol and complete full tuition payment.
School Day
The school day runs from 8:00 AM to 4:30 PM. The morning begins with a class meeting, mindfulness, and class responsibilities (8:00–9:00 AM), followed by experiential learning blocks from 9:00–11:30 AM covering Thai culture, PE, arts, farming, and business. Lunch and community time run from 11:30 AM to 12:30 PM, with academic focus blocks from 12:30–3:00 PM. The final period (3:00–4:30 PM) is dedicated to independent study, pick-up, and optional after-school clubs or study hall.
Student Life
Facilities & Programmes
Wellbeing & Safety
Mental wellbeing is embedded in daily routines across all levels. In Middle School (Esara), students engage in mindfulness practices, yoga, Muay Thai, and emotional intelligence training to foster resilience. Montessori-trained staff provide continuous observation and guidance in nurturing environments across all stages.
Child protection is a stated top priority, detailed in the school's Child Protection and Safeguarding policies and community handbooks. Staff are trained to respond swiftly to concerns including bullying. Safety protocols cover facility maintenance, emergency preparedness, risk assessments with external experts, regular drills, and parent-staff collaboration.
Student Demographics
Curriculum by Stage
| Stage | Curriculum | Notes |
|---|---|---|
| Elementary (Ages 6-12) | Montessori | — |
| Middle School (Ages 12-16) | Montessori | — |
| Children's House (Ages 3-6) | Montessori | — |
| Infant Community (Ages 18 months - 3 years) | Montessori | — |
School Background
Independent; MOE-licensed and ISAT member.