SISB Schools are committed to safeguarding and promoting the welfare of children. We expect all of our staff, visitors and volunteers to share our commitment

A trusted name for quality education

Nursery to Primary (2 to 12 years old)

SISB Thonburi is the first Singapore International School to be launched in Thonburi. SISB Thonburi offers the unique Singapore-UK curriculum in English, Chinese and Thai and students will be able to pursue their passion in various extra-curricular activities with the availability of state-of-the-art sports and arts facilities provided within the campus. Regardless of where we are located, our mission is to develop the full potential of all students entrusted to us for their education. We strive to ensure that all students grow intellectually, physically and socially as global citizens.

Our unique curriculum

Renowned for a child-centred approach in the early years
Hands-on lessons to cultivate independence
English, Chinese and Thai languages taught across all levels
Mathematics and sciences taught by qualified teachers at an exceptionally high level
Group and project-based work to introduce and develop critical thinking skills
Graduating into renowned Singapore and British curricula in SISB Pracha Uthit campus for next higher level of education

Nursery – Kindergarten

Primary 1 – 6


2 – 6 years old

6 – 12 years old


Child-centred curriculum

Singapore curriculum


Holistic ongoing assessment

Singapore iPSLE, Cambridge Checkpoint test and school-based examination

Top reasons why you should choose SISB

High quality holistic education

Excellent Nursery & Kindergarten Programme

Fluency in English, Chinese and Thai

Strong morals and academic excellence

Wide range of extra curricular activities

Good facilities and resources

Safe and caring environment

Quality teachers

Facilities in Thonburi

Thonburi campus spans 12,800 square metres and has a capacity for up to 750 students. Some of its facilities include Nursery-Kindergarten and Primary buildings, a 25-metre swimming pool, football field, indoor multi-purpose hall, canteen, library, music room, science lab, arts & crafts room and a cafe.

What’s Happening in Thonburi?

Get the latest stories from our community

Songkran Celebration 2019

Songkran Celebration 2019 SISB Thonburi campus celebrated Songkran on April 9, 2019. In the morning, the Senior Management Team, all students, parents, staff, and teachers joined together in offering food to the monks.  Water-pouring for the school Board (Rod Nam Dam Hua) also took place, as well as an amazing Klong Yaow performance. This was followed by a teacher and student perfor...

Bangkok Gymnastics Invitational Meet

Bangkok Gymnastics (Moose Games) Invitation Meet Award April 2, 2019 - After morning assembly, we recognised and congratulated our students who joined the "The Bangkok Gymnastics (Moose Games) Invitation Meet" at Thai Canadian Community Sports Development School. NK Nina K1J: 2 silver, 1 bronze Nada K1F: 1 silver, 2 bronze Serene K2J: 1 gold, 1 silver, 1 bronze Aeda K2J: 2 silver, 1 br...

Got Talent 2019

Got Talent 2019 March 29, 2019 - Our talented students who had passed the auditions had showcased their diverse talents during the SISB-TR Got Talent final live show on March 29, 2019. The audience were amazed and were truly entertained watching them. We look forward to seeing more students showing off their talents next year!  See more photos: Primary: NK: http:/...

Bangkok Gymnastics Invitation Meet

Bangkok Gymnastics Invitation Meet April 1, 2019 - On Saturday 30 March 2019, 14 students from Singapore International School of Bangkok, Thonburi, participated in a Gymnastics competition "The Bangkok Gymnastics (Moose Games) Invitational Meet." This event was held at The Thai Canadian Community Sports Development School. This was the first time for our students from SISB Thonburi Cam...

P4 Field Trip

P4 Field Trip (Wild Lodge: Khao Yai National Park) March 27, 2019 - SISB TR P4 class set off early on the morning last March 21 for our residential trip at the Wild Lodge in the Khao Yai National Park!  See more photos: ...

International Math Challenge

International Math Challenge March 15 - We would like to congratulate 3 of our Primary 5 students for performing well in the IMC competition (International Math Challenge Competition) held on the 9th March 2019 (Saturday) at Pan-Asia International School. They have done SISB-TR proud and have achieved 2 silvers and 1 bronze in this competition. Congratulation to Palm and Sainam for ach...

What’s Next in Thonburi?

There's no event for this period