Siam Singapore International School

Thailand, Bangkok

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Student climbing during the inter-school bouldering competition.

St Andrews International School Bangkok - Primary School Campus

THB 400,700 - 662,700

Ages 2 to 11 years

British Curriculum, EYFS (Early years foundation stage)

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St Andrews International School Bangkok - High School Campus

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Ages 11 to 18 years

IB (DP), BTEC Qualification, Cambridge IGCSE

Instructs in English

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Dulwich College International School Bangkok

THB 687,000 - 1,070,000

Ages 3 to 18 years

British Curriculum, Cambridge IGCSE, Cambridge A Levels, EYFS (Early years foundation stage), IB (DP)

Instructs in English

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The school at a glance

Instructs in English

Fees Fees not listed

Ages 2 - 16 years

Type Co-educational

Bus Service Yes

Academic offering

Curriculum British Curriculum, Cambridge IGCSE, Singapore Curriculum

Taught languages English, Thai

Strengths Visual and Creative Arts, STEM, Academic Enrichment

Clubs Academic and Intellectual, Arts and Creative, Cultural and Language

Stages Early Years, Primary School, Secondary School, Kindergarten

Introduction

Siam Singapore International School (SSIS) welcomes families to an engaging trilingual learning environment in central Bangkok. Operating since 2013, the school integrates the Singapore and British curricula, preparing students for the Cambridge IGCSE examinations. SSIS is particularly known for its specialized trilingual framework, where native-speaking educators teach core subjects in English, Mandarin Chinese, and Thai, ensuring strong linguistic fluency and cultural appreciation from an early age. The campus features practical learning spaces, including dedicated science laboratories, swimming pools, a playground, and studios for drama and music. Students benefit from small class sizes and a supportive, inquiry-based approach that encourages curiosity and problem-solving. By combining focused instruction in mathematics and science with an international perspective, SSIS equips students with the foundation necessary to navigate multiple languages and cultures comfortably. It is an ideal setting for parents seeking structured academic progression alongside intensive multi-language immersion.