Compare Cambridge Primary International Schools in Thailand

Oonrak Koh Samui School, established in 2005, offers bilingual education for children aged approximately 3 to 12. Half the timetable is delivered in English (covering English language, mathematics, science, physical education, and swimming), while the other half is in Thai (covering Thai language, mathematics, science, computing, art, and social studies), blending the Thai National, British National, and Cambridge International curricula. Located on Koh Samui’s north shore, the campus features a full‑sized covered swimming pool, running track, covered football pitch, science laboratories, a 30‑station computer suite, library, art room, dance studio, music room, meditation room, and colourful playgrounds set in tropical gardens. The school offers a limited school bus service and welcomes both boys and girls, with the aim of helping students grow in both languages, academic skills, and personal development. 

Mooltripakdee International School (MIS) is located east of Pattaya, Thailand, and serves students aged 2 to 18. The Early Years programme (ages 2–5) combines the Early Years Foundation Stage (EYFS) with Montessori methods. Primary students follow the English National Curriculum, while Secondary students are prepared for Cambridge IGCSEs, with plans to offer A-Levels. The medium of instruction is English. Students also study Thai and Chinese as subjects. The campus includes dedicated buildings for primary and secondary levels, a STEAM block for science, computing, and mathematics, music and art rooms, a library, and sports facilities such as a football pitch, swimming pool, and basketball courts. Class sizes average around 20 students. The school operates as a single-campus, co-educational day school and does not provide boarding.

Meritton British International School in Chiang Mai opened in 2018 and offers day education for children aged 2 to roughly 16 (Pre‐Nursery to Year 11). Located on the edge of Chiang Mai’s old city, the campus is surrounded by greenery and within easy reach of the city centre and nearby mountains. The school uses English as the main language, with Thai taught according to national guidelines and Mandarin for older students. It begins with the UK’s EYFS framework, then transitions to the Cambridge Primary International Curriculum, followed by Cambridge Lower Secondary, and the new IGCSE programme in Years 10–11. From 2026, the school plans to introduce Cambridge International AS & A Level. Classes remain small, with a community of around 300 pupils. Principal Gary Booth leads a team of mostly native-English qualified teachers. The school’s Values-based Education programme—Thailand’s first VbE Quality Mark awardee—combines regular values lessons, mindfulness practices, enquiry-based learning and life‑skills projects, making it a distinctive offering for families seeking character‑focused international schooling.

Lamai International School, located in the Maret sub-district of Koh Samui, opened in January 2016. It welcomes children from age 3 through early secondary years in a co-educational setting, with class sizes capped at twenty students. The youngest learners follow the Early Years Foundation Stage through a Montessori approach, while older students progress into the Cambridge Primary and Lower Secondary curriculum. All instruction is in English, and the program is complemented by the school’s Education for Sustainable Development initiative, which integrates the United Nations Sustainable Development Goals into daily learning. The school day runs from 08:35 to 16:00, including a lunch break and optional extracurricular activities in the afternoon. Transportation is available, and students receive a morning snack and lunch each day. The school is particularly noted for its focus on sustainability, small class sizes for close teacher support, and its integration of academic subjects with creative and environmental learning.

Anglo Singapore International School Campus 31, founded in 2003, began in a single block at the end of Soi Sukhumvit 31 with just four students. Located in Bangkok’s Watthana district, an urban residential and commercial neighbourhood, it serves Early Years and Primary levels. The school follows the Singapore Curriculum Framework, seamlessly blended with Cambridge programmes culminating in IGCSE and A-Level examinations. English is the medium of instruction, with mother tongue languages such as Chinese, Japanese, Korean, Malay, and Thai also offered. The school provides distinct creative arts facilities, including art, music, science and computer rooms, a swimming pool, and a football field. The school has expanded over time to over 1800 students from more than 25 nationalities, contributing to its collaborative and multilingual environment.

Bangkok Prep is a British-curriculum day school in central Bangkok serving ages 2–18 across Early Years, Primary, Secondary and Sixth Form. It follows the National Curriculum of England, moving to Cambridge IGCSE in Years 10–11 and A Levels or BTEC in Sixth Form. The campus at 77 Sukhumvit 77 sits near BTS On Nut, with a free shuttle and door-to-door bus services for families. The school reports an average class size of 22 and an enrolment of 1,600+ students. Languages include Thai, Japanese (First Language), and Spanish, French, Mandarin as second-language options, with English as the language of instruction. Notable facilities and programmes showcased include extensive sports provision and a structured Music Programme with private instrumental lessons. A distinctive hallmark is Bangkok Prep’s sustainability leadership: the school is Thailand’s first Eco-Schools Green Flag recipient and has achieved three consecutive re-accreditations.

PBISS International School on Koh Samui began in 2005 and teaches students aged 2 to 18, following the Cambridge International Standards blended with a STEM+ approach, meaning science, technology, engineering, and math are built into every stage. The campus hosts a STEM+ Innovation Centre, a hub where students work on hands-on projects like 3D printing, laser cutting, and vinyl crafting, and even participate in events like the Theme Park Challenge alongside a STEM Expo. In the youngest years, children engage in activities such as robotics, hydroponic gardening, and even a STEM Farm, alongside learning with tools like balance bikes and Lego tables. Secondary learners move into Cambridge IGCSE and A-Level courses under a “Learning to Mastery” philosophy that emphasises thinking and creation, not mere memorisation. Located in Chaweng Noi on Koh Samui, the school brings together international education and a distinctively hands-on, STEM-infused learning experience.

Invictus International Programme at Sathitpathum in Pathum Thani, Thailand, offers a comprehensive education for children aged 2.5 to 11 years. The programme is a collaboration between Invictus International School in Singapore and Sathitpathum Demonstration School. The curriculum combines the Early Years Foundation Stage (EYFS) framework with the Cambridge Primary Curriculum, enriched by Singapore Mathematics and the STEMWerkz Science Programme. The school emphasizes trilingual education, incorporating English, Thai, and Chinese languages. With class sizes ranging from 20 to 25 students, the school ensures personalized attention and a supportive learning environment. Facilities include a football pitch, swimming pool, and playground, promoting physical development alongside academic growth.

SBS International School Bangkok, opened in August 2025, is located in the Lat Krabang district. The school provides a British Curriculum education based on Cambridge standards for students aged 2 to 18 years, tracking through to IGCSE and A-Levels qualifications. The campus incorporates a unique 'pure air' filtration system and utilizes renewable solar energy. Facilities include an innovation hub, a medical science simulation centre, and specialist areas for robotics, design, and technology. A central feature of the school is its multilingual approach, requiring students to develop proficiency in English alongside Thai or Mandarin. Furthermore, the school emphasizes environmental responsibility by integrating sustainability directly into the daily curriculum. The extracurricular framework includes the Duke of Edinburgh’s International Award and a structured enrichment program that relies on partnerships with external agencies and universities to expand on classroom learning.

Glory Singapore International School - Ramintra Campus, opened in 2024, offers a trilingual day school program emphasizing English, Chinese, and Thai. Situated in the Phraya Suren community of northeastern Bangkok, the school provides a blend of the British and Singaporean curricula for students aged 2 to 18. In the primary years, students follow the Cambridge Primary framework alongside the Singapore Mathematics and Science syllabuses. As students progress into secondary education, the curriculum transitions into the Cambridge IGCSE for Grades 9 and 10, culminating in Cambridge AS and A Levels for Grades 11 and 12. The campus enforces a strict English and Chinese-speaking environment outside of Thai language classes to reinforce daily linguistic immersion. A distinct feature of the school is its specialized focus on competitive mathematics; the faculty regularly prepares students to represent the school in international contests such as the International Mathematical Genius Olympiad.

St. Stephen’s International School in Bangkok offers education for students from early years through secondary school. It follows the British curriculum, leading to IGCSE and A Level exams in the upper years. The school includes both academic subjects and co-curricular activities as part of its regular programme. Facilities at the campus include science labs, ICT rooms, a library, music and drama rooms, a swimming pool, sports fields, and a gymnasium. Students also take part in school trips and project-based learning activities throughout the year.

Learn Satit Pattana School (LSP) in Bangkok offers an individualized education from kindergarten through secondary school. Following a bilingual framework, the secondary curriculum incorporates Cambridge Assessment standards alongside Advanced Placement (AP) coursework. A distinctive feature is the Inter-experience Signature Programme (ISP), which allows students to earn a dual high school diploma in partnership with Washington Academy in the United States, giving them direct pathways to international universities. The 19-acre campus in Khlong Sam Wa includes specific facilities to support the academic tracks, such as music and dance studios, science laboratories, a 500-seat auditorium, and extensive sports areas including an Olympic-sized swimming pool and a 400-meter running track. From Grade 7, students can opt into the school's boarding program, which offers 24-hour supervision and daily study halls. Electives ranging from coding and AI to commercial arts ensure that students can tailor their education to their specific university and career goals.

Satit Pattana School (Primary Campus) in eastern Bangkok provides the Cambridge Primary Programme alongside the Thai Ministry of Education framework. Students benefit from the "STEAM4INNOVATOR Center," a specialized initiative created with the National Innovation Agency that emphasizes project-based learning to teach systemic analysis and experimental design. The 48-rai campus houses distinct facilities, including multiple swimming pools, a 600-seat auditorium, dedicated science laboratories, and extensive green spaces for outdoor education. Instead of traditional textbook reliance, the school prioritizes early immersion and outdoor learning, integrating boy scout activities and residential trips into the regular timetable. A unique offering is their Sports Academy, which focuses on targeted coaching like small-sided invasion games to build physical coordination. An on-site school psychologist supports emotional development. With classes capped at approximately 30 students and instruction in both English and Thai, learners receive targeted guidance for their future academic pathways.

Knightsbridge House International School is a Singapore-affiliated international school located in Pak Kret, Nonthaburi. Opened in 2025, the school offers the Cambridge International Curriculum, starting from Year 1 and progressing toward IGCSE and A-Levels. The curriculum is enhanced by Singapore Math, Mandarin, and Thai language and culture, reflecting a multicultural approach to foundational learning. The campus features modern facilities including specialist science labs, art and music rooms, a swimming pool, outdoor play areas, and multi-sport fields.

Lanna International School Thailand started as a small homeschool setup. Over time, it developed into a full international school for students aged 2 to 18. In 2018, the school relocated to a single campus in the Hang Dong district of Chiang Mai. This allowed the school to place all age groups on one site. The student body includes children from many different countries and currently serves about 1,000 students. The school uses a British-based curriculum. Young children follow the International Early Years Curriculum (IEYC), and the primary years use Cambridge Primary and the International Primary Curriculum (IPC). Secondary students take Cambridge IGCSE exams and can continue with AS and A Levels. There is also an option to earn an American High School Certificate. The campus includes science and STEAM labs, libraries, art and music rooms, a gym, football field, swimming pool, and outdoor play and sports areas.

Located in central Phuket, HeadStart International School’s Chaofah City Campus offers a British-style education for children aged 2–18. Following the English National Curriculum, the school prepares students for Cambridge IGCSE and A Level or BTEC pathways. Its campus features classrooms, two football pitches, a 25m swimming pool, tennis courts, science labs, and theatres. Standout programs include the Eco School initiative, empowering students to lead sustainability efforts and collaborate on environmental projects. The CAPA program enables expression in music, drama, and art, with termly showcases. Languages taught include Thai, Mandarin, French, and Russian. Students enjoy ) a wide variety of enrichment clubs, and a comprehensive transport service. With teachers from the UK, Australia, and the US, and a strong emphasis on academic and personal development, the school is well-suited to international families seeking continuity and quality education in Thailand.

Kajonkiet International School Phuket (KIS), founded around 2011, is a co‑educational day school for ages 2–18 located in Phuket’s Kathu valley. Its British Curriculum, from EYFS through IGCSE and A‑Levels, is delivered entirely in English. Set on 15 Rai of landscaped countryside, KIS features dedicated music and sports facilities, nurturing both athletic and creative passions. The school supports students with EAL and SEN programs. International languages taught include Thai, Chinese, and Japanese. Daily transport services cover the island. Strengths lie in academic enrichment, sports, and arts, evidenced by a parent-reported music scholar platform and robust sports offerings.

Phoenix Wittaya School, founded in 2006, is a bilingual day school located at 111 M.13 Soi Pattanakarn 9/1, Pattaya, Chon Buri, Thailand. It serves students aged 2 to 12 through Nursery to Primary 6 levels. The curriculum integrates the Thai Ministry of Education standards with the Cambridge International Programme, including Cambridge Primary and Checkpoint assessments. Instruction is provided in both English and Thai, and students also receive weekly Mandarin classes. With an enrollment of over 350 students and average class sizes of 18–25, the school emphasizes bilingual learning, small group instruction, and personal attention. Facilities include science and computer labs, art and music studios, and a swimming pool, supporting a range of activities. Phoenix is particularly known for its bilingual Cambridge-aligned programme and strong arts and sports offerings, delivered by native-speaking educators.

International Pioneers School (IPS), founded in 1998, is an international day school offering education from Kindergarten through Year 13. The school follows the National Curriculum for England, with students preparing for Cambridge IGCSE and A-Level or Pearson Edexcel qualifications in the senior years. IPS is fully accredited by ONESQA, WASC, and serves as an approved examination centre for both Cambridge and Pearson. Facilities at IPS include air-conditioned classrooms, science and computer laboratories, music and art rooms, indoor and outdoor play areas, and a library. The school also has a clinic with a full-time registered nurse.

The International School of Phuket (ISP), established in 2008, offers the Cambridge International curriculum for students aged 5 to 14. Located in Rawai, southern Phuket, the campus spans 5 rai of tropical greenery and features outdoor classrooms, sports courts, and creative arts spaces. Classes are intentionally small—averaging 15 students—to foster individualized attention. Instruction is in English, with Thai and Russian offered as additional languages. ISP is known for its nature-inspired learning environment and its strong emphasis on environmental education, with sustainability initiatives integrated into both curriculum and campus life. A key highlight is their eco-club and outdoor programs, which make full use of Phuket’s natural setting. Students also benefit from a wide range of extracurriculars, including muay thai, swimming, drawing, and drama. The school offers a GPS-tracked bus service across key areas in southern Phuket, ensuring safe transport from Monday to Friday. ISP is a co-educational, day school with no boarding.

Krabi International School, established in 2015, offers the Cambridge curriculum from Primary through A Levels, following the English National Curriculum. Located in Nong Thale, just 15 minutes from Ao Nang and 20 minutes from Krabi Town, the campus provides a calm setting with views of Krabi’s iconic limestone karsts. Students aged 5–18 learn in small classes, averaging 18 pupils, with English as the main language of instruction and Thai and Chinese offered as subjects. Facilities include dedicated science laboratories, sports areas, and green spaces supporting the school’s environmental initiatives. A distinctive feature is its focus on sustainability, with projects such as solar energy use and on-site hydroponics. Co-educational and non-boarding, the school also provides a minibus service for transport. Clubs and activities range from Science and Chinese to Dance, Drama, and Football, reflecting opportunities for both academic and extracurricular growth within a supportive and community-oriented environment.

RBIS International School in Bangkok serves children aged 2 to 18, following the English National Curriculum from Early Years Foundation Stage through IGCSE, then post‑16 pathways including A‑Levels, BTEC, or a High School Diploma. The school offers small class sizes - Nursery capped at 12, Primary and Secondary up to 20 students - and includes an English as an Additional Language (EAL) programme and a Nurturing Programme for students with special educational needs. RBIS provides special weekly Thai language and culture lessons, and students from Year 1–6 may join the English Explorers programme to build confidence in English through phonics, swimming, art and topic-based learning. STEM is highlighted through a dedicated STEM week, showcasing hands-on activities and project work.

Rayong English Programme School (REPS Ban Chang), founded in 2006, is a bilingual school located on Ban Chang Road in Rayong, eastern Thailand. It offers education from Nursery 1 (age 1) through Upper Secondary (M6/Grade 12) and follows a dual-language curriculum taught in English and Thai, incorporating elements from the Cambridge, Oxford, and Singapore curricula. Kindergarten classes are capped at 25 students, and lower secondary classes are supported by a co-teaching model that promotes small group learning. The school serves over 1,000 students and provides both day and boarding options. REPS offers academic enrichment through its GATE programme, STEM-focused subjects like computational science and graphic design, and weekly swimming and sports using shared facilities. Students also participate in Scouts and academic clubs that support leadership and service.

SBS International School Chiangmai is a co-educational day school located in the Hang Dong district, approximately 12 kilometers southwest of Chiang Mai city center. Founded in 2014, the school welcomes students from ages 2 to 18 and offers a Cambridge-based international curriculum. Programs begin with Early Years and progress through Cambridge Primary, IGCSE, and A Level qualifications in the Sixth Form. English is the primary language of instruction, and students also study Thai and Mandarin as part of the academic program. Class sizes are capped at 30 students to support focused and engaged learning. The school currently serves more than 485 students. At the upper secondary level, students can pursue specialized academic tracks in science, engineering, medicine, and business. These strands are supported by facilities such as a medical simulation center and offer hands-on learning through internships, mentorships, and applied projects, preparing students for targeted university and career pathways.

Singapore International School of Bangkok (SISB) was established in 2001 and offers a multilingual education across several campuses in Thailand. The school combines the UK’s EYFS, the Singapore curriculum, Cambridge IGCSEs and A Levels, and the IB Diploma Programme at the senior level. With instruction in English, Chinese, and Thai, SISB supports a diverse student body and provides well-equipped facilities including science labs, libraries, sports complexes, swimming pools, and boarding accommodations at its main campus.

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.

BCIS Phuket International School, located in Chalong, Thailand, is a co-educational day school serving children aged 18 months to 18 years. The school offers two distinct academic streams: the British Cambridge pathway (from EYFS through A Levels) and the French National Curriculum, both taught on a single integrated campus. With average class sizes of 17, the school promotes close teacher-student interaction. BCIS is particularly recognised for its STEM facilities, including Phuket’s only school-based planetarium, hydroponics lab, robotics centre, and a horticultural research space. Students from both curriculum streams share access to the sports complex, Olympic-size swimming pool, and outdoor learning areas. The school community includes over 50 nationalities and offers support for English as an Additional Language. After-school activities span creative, academic, and service-oriented clubs. This structure provides students with a multilingual, multicultural environment that supports academic progression aligned with international benchmarks.

Windfield French International School in Chiang Mai provides a bilingual English–French education for children from Early Years through lower secondary, with the AEFE French Pathway and the Cambridge primary curriculum offered in parallel. The Petite Section to CM2 French National Education program runs alongside the Cambridge pathway, and Alliance Française provides language immersion support and prepares students for DELF Prim. The campus at 288 Charoen Rat Road emphasizes hands-on, inquiry-based learning focused on problem-solving and independent thinking. Three-quarters of French teachers hold CRPE or CAPES certifications, reinforcing instruction quality. The school supports student well-being with a dedicated nurse, counselling and learning support, and Phare safety connections; practical services include uniforms, nutritious meals, school bus routes, and visa assistance for international families. Extracurricular activities include sports, arts, and cultural clubs, reinforcing collaboration and creativity. The Windfield community is inclusive and multilingual, nurturing self-confidence, global citizenship, and a lifelong love of learning.

Windfield Koh Samui sits on Had Lamai Road in Maret, Koh Samui, welcoming students aged 2 to 18. The school delivers dual curricula in French and English (Cambridge pathway), with Cambridge IGCSE, AS Levels, and A Levels, alongside a French curriculum approved by AEFE. It is AEFE-affiliated and certified by Cambridge and Oxford to award internationally recognised diplomas. Class sizes are small, enabling personalised attention and strong teacher–student relationships. The campus offers uniforms, a wide range of extracurricular activities including sports, arts and music, and clubs, with scholarships for students excelling in arts, music, sports and academics. Student wellbeing is supported by counselling and dedicated learning support; healthy food services and school bus transportation are available. A distinctive feature is the linguistic and cultural exchange fostered by combining French and British study on a single campus, preparing students for global opportunities.