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Traill International School, established in 1966 and located at 43 Soi 16, Ramkhamhaeng Road, Hua Mak, Bang Kapi, Bangkok, serves about 450 co‑educational students aged 2 to 18 . The school follows a modified English National Curriculum, taking learners through Cambridge IGCSE in Year 11 and Cambridge A‑Levels or Traill Diploma in Sixth Form. Class sizes are kept small with a student‑teacher ratio of 8:1 . In Bang Kapi district, its campus lies near Ramkhamhaeng University and major shopping and sports facilities, in a quiet residential/commercial neighborhood about 8 km from central BTS access. English is the language of instruction, and students study Thai language, French, Japanese, and Mandarin. Traill is noted for STEM opportunities (early computer education), a strong sports programme, and consistent academic achievement through the Cambridge examination system. It also offers extracurricular clubs such as drama, cooking, music, chess, martial arts and team sport activities.
43 Soi 16, Ramkhamhaeng Road, Hua Mak, Bang Kapi District, Bangkok 10240, Thailand
Traill International School has 450 pupils, typical class sizes of 450, instruction in English.
Traill International School is located in the Ramkhamhaeng area of Bangkok, Thailand. The campus is accessible via major road networks and is situated near shopping malls and sports facilities.
The school offers education from Early Years (age 2) through to Year 13. It is divided into Early Years, Primary (Years 1–6), Middle School (Years 7–9), and Senior School (Years 10–13), including IGCSE and A-Level programmes in the final years.
Traill International School is a co-educational day and boarding school. Boarding is available for boys only and is geared towards student-athletes, offering training alongside academic programmes.
The school offers additional academic, language, and pastoral support through its admissions screening process.
The school is not affiliated with any country.
The school has no religious affiliation.
The school day at Traill International School begins around 7:10 AM, with academic lessons running through the morning and into the early afternoon. Students have a mid-morning break and a lunch break of approximately 45 minutes, with meals provided in the school cafeteria. The academic day ends at 2:15 PM, followed by Extracurricular Activities (ECAs) from 2:30 PM to 3:30 PM.
The school offers transportation.
Annual tuition at Traill International School ranges from THB 358,200 to THB 558,000 for 2026/27.
Traill International School teaches British Curriculum, Cambridge (Primary), Cambridge (Secondary), Cambridge IGCSE, Cambridge A Levels for students aged 2 to 18.
Traill International School follows the British National Curriculum from Early Years through Sixth Form. In Kindergarten, children follow the EYFS framework, focusing on key developmental areas through structured play and thematic learning. Primary students (Years 1–6) study core subjects including English, maths, science, and computing, alongside languages, art, and PE, with progress tracked using Rising Stars assessments. The Middle Years programme (Years 5–7) bridges Primary and Secondary, combining subject specialisation with continued development of foundational skills. In Secondary, students follow Key Stage 3 in Years 7–9, before beginning the two-year Cambridge IGCSE programme in Years 10–11, typically taking 9–10 subjects. Sixth Form students can choose either the Cambridge A-Level programme or the Traill Diploma, a coursework-based alternative focused on personal interests and future plans.
The school designs its PSHE (Personal, Social, Health Education) curriculum to support SEL through regular lessons that celebrate cultural diversity and personal responsibility. Dedicated form tutors and pastoral teams guide students in goal‑setting and reflection using SMART targets. Residential trips and house competitions further develop teamwork, confidence, and communication skills. Traill offers structured pastoral care to ensure students feel valued and supported throughout their school journey.
Traill is not a specialist SEN school, but it provides learning support to students identified with specific needs through initial assessments and a dedicated team. The Gifted & Talented policy explains how differentiated learning plans are used, along with mentorship and enrichment ECAs, to support identified abilities. While core SEN categories are not listed explicitly, Traill’s assessment and pastoral systems enable tailored teaching and tracking for individuals needing additional support. The school also adjusts homework and class activities as needed. Specialist staff are available to support both academic and pastoral needs.
The school employs a team of nine specialist teachers to support students with limited English proficiency. These teachers provide targeted language support alongside mainstream lessons to ensure learners can access the curriculum.
The school promotes mental wellbeing via whole‑school care systems, including form tutors, pastoral teams, and access to school nurses. PSHE lessons address emotional literacy and resilience, reinforced through daily routines and SMART target monitoring. Residential trips and house events help build student self-esteem, confidence and healthy social interaction.
Traill maintains clear safeguarding policies, overseen by designated staff and regularly reviewed under the British Schools Overseas inspection. Formal procedures are in place for concerns or complaints, with transparent escalation channels up to a review panel if needed. The school ensures staff receive DBS checks and training, while child protection is monitored by the governing body. Facilities such as campus security, safe crossing procedures, and bus GPS tracking contribute to day‑to‑day safety. Communication channels allow parents to report issues quickly and confidentially.
1. Book a personalised tour or open house
Visiting the campus helps you observe learning spaces, meet teachers, and ask about school life before formally applying.
2. Submit the application form
Complete and hand in the form either during your visit or on the assessment day. Along with it, provide documents such as passport photos, birth certificate/passport, recent school reports, and any relevant medical or learning support records.
3. Attend the assessment and interview
Younger children take a one‑day classroom trial, while older students sit English, maths and science written and oral assessments.
4. Receive offer and pay enrolment fee
If offered a place, you must pay a non-refundable enrolment fee within two weeks to secure your child’s spot.
The school does not appear to offer scholarships (e.g. fee discounts or merit-based awards) based on information publicly available.
Traill does not operate a formal waitlist or pool system.