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Traill International School

Founded 1966

Updated July 2026

DayType
450Students
8:1Student : teacher

Languages

English flagEnglish

Traill International School is a long-established international school in Bangkok offering the National Curriculum of England to students aged 2 to 18. It is recognized for its family-oriented atmosphere, small class sizes, and a balanced approach to academic, athletic, and personal development.

Teaching approach

Traill International School is built on a 60-year legacy defined by a strong family ethos and a commitment to whole-child development. The school fosters a warm, supportive environment that encourages students to achieve their personal best, develop a strong work ethic, and flourish as well-rounded individuals. Diversity is a core value, with nearly 40 nationalities represented within the student body.

Programmes

The school follows the National Curriculum of England across all phases: Kindergarten (ages 2-5), Primary School (Years 1-6), Middle Years (Years 7-11), and Sixth Form (Years 12-13). The secondary curriculum prepares students for IGCSE examinations, while the Sixth Form offers A-level and diploma pathways. Additionally, the school provides instruction in Thai language, culture, and history, as well as English as a Second Language (ESL) support.

Outcomes

Students consistently achieve high results in IGCSE, AS Level, and A Level examinations, often exceeding international averages. Graduates have secured scholarships to prestigious universities across the UK, Australia, USA, Canada, Holland, Japan, Hong Kong, Taiwan, New Zealand, the Philippines, Thailand, and China. The school has also produced multiple Cambridge University 'Top in Thailand' and 'Top in the World' award winners.

Student support

EAL support
Included in fees
Learning support
Unknown

Learning support

A dedicated team of nine specialist teachers provides support for students who arrive with limited English proficiency. The school also operates a Gifted & Talented programme to nurture specific student abilities. Pastoral care is a cornerstone of the school, supported by a PSHE programme that celebrates cultural diversity and ensures student well-being.

Frequently asked questions(5)
What curriculum does Traill International School offer?
Traill International School offers National Curriculum (England), IGCSE and Cambridge A-Level.
How much is tuition at Traill International School?
Annual tuition at Traill International School is THB 370.8K–THB 577.7K. Fees vary by year group — confirm the current schedule with the school.
Is Traill International School a day or boarding school?
Traill International School is a day school.
What accreditations does Traill International School hold?
Traill International School holds accreditations including British Schools Overseas and Cambridge International.
Where is Traill International School located?
Traill International School is an international school in Bangkok, Thailand.

Tuition & fees

Annual tuition by grade

2026-2027
Annual tuition by grade
GradeAgesAnnual
Pre KG2–3THB 370.8K
KG13–4THB 370.8K
KG24–5THB 370.8K
Year 15–7THB 404.1K
Year 25–7THB 404.1K
Year 37–9THB 431K
Year 47–9THB 431K
Year 59–11THB 459.6K
Year 69–11THB 459.6K
Year 711–13THB 501.9K
Year 811–13THB 501.9K
Year 913–14THB 530.7K
Year 1014–16THB 572.7K
Year 1114–16THB 572.7K
Year 1216–18THB 577.7K
Year 1316–18THB 577.7K

Source:PDF1dd811_ffc97c97e1434f8db055c160b1cbabfb.pdfPDF1dd811_d65e0f97746a44e2af5787fe466bcd13.pdfPDF1dd811_3c9db2d41b5546dd9f75ea2438022ccd.pdf

Other fees(10)
Other fees
Registration fee· One-time payment for school life, non-refundableTHB 130K
Deposit· One-time payment, refundable on leaving school within 3 months of leave dateTHB 35K
Enrolment feeterm· Amortisation & Facilities Development Fee (22,500 THB per year), non-refundableTHB 7.5K
Materialsterm· Resource Fee (18,000 THB per year), non-refundableTHB 6K
Bus / transportterm· Return bus service (One way is 27,000 THB per term)THB 34K
Boardingterm· Inclusive of accommodation, transportation and all meals. Available for Year 9 and above.THB 120K
Materialsyear· Cadet Training (for Thai Nationals only)THB 5K
Mealsterm· Mandatory meal plan for all ages and years (28,500 THB per year)THB 9.5K
EALterm· ESL (Part-time English, Humanities, and Science classes) for Year 3 to Year 10THB 36K
EALterm· Full Immersion ESL (Full-time study in all subjects) for Year 3 to Year 10THB 46K

Discounts

  • Full-payment discount: 5%

Admissions

Traill International School maintains a comprehensive intake policy that prioritizes inclusivity over academic selectivity. Prospective families are encouraged to book a personalized school tour to experience the campus environment firsthand. Detailed information regarding the admissions procedure and current school fees is available for download via the school's website.

Calendar

The school provides a downloadable annual academic calendar that outlines all major events and key dates throughout the school year. This document is available for families to print or save for reference.

Facilities

GymnasiumSports fieldSwimming poolLibrary

About the campus

The campus features a range of resources, including a large gymnasium, a football pitch, and a well-maintained swimming pool. The school also provides plentiful classrooms, specialist teaching areas, and a well-stocked library to support the learning environment. The site is located near the Rama 9/Ramkamhaeng intersection, offering accessible transport links from various parts of Bangkok.

Co-curriculars

The school offers a balanced programme that integrates extracurricular activities alongside academics and sports. Students have the opportunity to participate in the International Award and various arts-related activities. Residentials are also a feature of the school life programme, providing students with experiences beyond the classroom.