Traill International School is a UK school in Bangkok, Thailand. Founded in 1966. It serves 160 students for students aged 5–16. Annual tuition ranges from $10,030 to $15,624 USD.
Explore This School
Location & Getting There
NanaSays Scorecard
Key Details
Key facts
Fees & the true cost of attendance
Published fees
$ 10,030–$ 15,624 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
Traill International School is a coeducational day school located in the Huamark area of Bangkok, Thailand. It follows the UK curriculum and serves students aged 5 to 16, with a total enrolment of approximately 160 pupils.
School data verified by NanaSays. Last updated: April 2026.
Why Families Choose
Traill offers a modified British National Curriculum with Cambridge IGCSE and A-Level pathways, combined with a proprietary Traill Diploma option in Sixth Form. The school is noted for STEM opportunities including early computer education, a strong sports programme with student-athlete boarding, and a low student-teacher ratio of 8:1. Its multilingual environment supports instruction in English alongside Thai, French, Japanese, and Mandarin.
Fees & Financials
| Grade / Year | Annual Fee |
|---|---|
| Nursery | THB 116,500~$ 3,192 |
| Reception | THB 130,000~$ 3,562 |
| Years 1-2 | THB 146,000~$ 4,000 |
| Years 3-6 | THB 150,000~$ 4,110 |
| Years 7-9 | THB 174,500~$ 4,781 |
| Years 10-11 | THB 182,000~$ 4,986 |
| Years 12-13 | THB 188,500~$ 5,164 |
| Kindergarten | THB 122,000~$ 3,342 |
Conversions to USD use exchange rates as of April 2026.
Original currency: THB 358,200 - 558,000. Application fee: $154.
Admissions Process
- 1Book a personalised tour or open house. 2. Submit the application form with supporting documents (passport photos, birth certificate/passport, recent school reports, medical or learning support records). 3. Attend assessment and interview — younger children take a one-day classroom trial; older students sit English, maths and science written and oral assessments. 4. Receive offer and pay non-refundable enrolment fee within two weeks to secure a place.
Admissions Details
Traill does not operate a formal waitlist or pool system.
School Day
The school day 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. The academic day ends at 2:15 PM, followed by Extracurricular Activities (ECAs) from 2:30 PM to 3:30 PM.
Student Life
Traill has a House System with three houses. Students from all year groups compete in events and challenges, and points are added to the overall cross-campus total. The system fosters teamwork and character development.
Uniforms are mandatory. There is a different uniform for each school section. Uniforms and sports kit are available for purchase at the school shop.
Meals are provided in the school cafeteria. Students have a mid-morning break and a lunch break of approximately 45 minutes.
Facilities & Programmes
Wellbeing & Safety
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. Staff receive DBS checks and training, and child protection is monitored by the governing body. Campus security, safe crossing procedures, and bus GPS tracking contribute to day-to-day safety.
Student Demographics
School Background
private