Trilingual Schools in Central Thailand
Schools explicitly providing a trilingual educational programme.
24 trilingual schools
Bangkok-Chicago Christian International School (BCCI)
Bang Mueang SubdistrictChristian international day school in Bang Mueang, Samut Prakan, offering Nursery–Grade 12 through an American curriculum with English, Chinese and Thai learning.
Bristol Trilingual School
Khlong Chan SubdistrictEnglish, Thai and Mandarin kindergarten and primary-school enquiries in Khlong Chan, Bang Kapi, with mapped contact details and campus visit arrangements.
Concordian International School
Bang Kaeo SubdistrictA Pre-K–Grade 12 international school in Bang Kaeo with the full IB PYP, MYP and Diploma continuum, English–Mandarin immersion and daily Thai language learning.
DADI Trilingual Kindergarten – Sathorn Campus
Chong Nonsi SubdistrictNursery and kindergarten for ages 1½–6 in Chong Nonsi, Yan Nawa, combining English, Chinese and Thai with play-based early learning, phonics, abacus activities and optional after-school programmes.
Daisy Ray-The Montessori School (Tri-Language Programme)
Tha Raeng SubdistrictMontessori school in Tha Raeng with English, Chinese and Thai learning, Toddler and Casa groups, and primary-age project activities.
Double Trees International School Rama 3 Campus
Chong Nonsi SubdistrictTrilingual nursery and kindergarten in Chong Nonsi, teaching through English, Chinese and Thai, with dedicated Rama 3 admissions and published 2026–27 fees.
Double Trees International School Ratchaphruek Campus
Bang Ramat SubdistrictA trilingual early-years school at Food Villa Ratchaphruek, with play-based learning in English, Chinese and Thai for children aged 2–6.
Double Trees International School Srinakarin Campus
Pak Nam SubdistrictTrilingual international nursery and kindergarten in Pak Nam, Samut Prakan, with English, Chinese and Thai learning for children aged around 2–6.
Glory Singapore International School (Soi 18 Campus)
Bang Na Nuea SubdistrictGlory Singapore’s Soi 18 campus serves Nursery, Kindergarten and Primary 1–2 at 33 Wachirathamsatit 18. English, Chinese and Thai learning is paired with a British–Singapore curriculum approach and campus-specific early-years contacts.
Glory Singapore International School Ramintra
Bang Chan SubdistrictTrilingual Singapore-curriculum school in Bang Chan for Nursery, Kindergarten and Primary, at 98 Phraya Suren 13 near the MRT Pink Line.
Interkids Bilingual School (Seri Thai Campus)
Khlong Kum SubdistrictAn English–Thai–Chinese school on Seri Thai Road offering Nursery Plus+, kindergarten, primary and Grades 7–9 through a combined Thai–British curriculum.
KPS Withessad Demonstration School
Bang Chak SubdistrictPrivate pre-kindergarten to Primary 6 school at 59/25 Udom Suk 51, mapped as KPS Smart School. The school describes Thai–English–Chinese education, MEP/IEAP programmes and year-round admission enquiries.
Middleton International School Bangkok
Bang Bamru SubdistrictPinklao international school offering Nursery 1–Grade 5 for 2026/27, combining Reggio-inspired early years, the International Primary Curriculum and Singapore Maths in English, Thai and Mandarin.
Montessori Academy Bangkok International School
Bang Na Tai SubdistrictTrilingual Montessori international school in Bang Na Tai for ages 2–18, with Toddler, Casa, Elementary and Secondary programmes, individual learning pathways and published 2026–27 tuition and admissions criteria.
Phumsamit School
Min Buri SubdistrictPhumsamit School is a private pre-kindergarten, kindergarten and primary school on Hathai Rat Road in Min Buri. It offers a general programme and an English Programme, with Mandarin included in its language provision.
Sajja Pittaya School
Si Lom SubdistrictChristian nursery, kindergarten and primary school on North Sathon Road, with Thai, English and Chinese learning and a Discovery-ECR programme combining languages, projects and robotics.
Singapore International School Suvarnabhumi (SISB Suvarnabhumi)
Bang Kaeo SubdistrictInternational nursery, kindergarten and primary school in Bang Kaeo, Bang Phli, with English, Chinese and Thai learning and UK–Singapore early-years and Singapore primary pathways.
Sridarun School
Bang Phli Yai SubdistrictSridaroon School is a private school in Bang Phli Yai offering pre-kindergarten, kindergarten and primary education through Primary 6, with an emphasis on integrated learning, thinking skills and everyday independence.
St. Marks Australian International School – Rama 9 Campus
Suan Luang SubdistrictThe Rama 9 location of St. Marks Australian International School in Suan Luang, part of its English, Mandarin and Thai educational programme.
St. Marks Australian International School — Srinakarin Campus
On Nut SubdistrictSt. Mark’s Srinakarin campus at 1294 Srinagarindra Road, with primary and secondary international education, English–Mandarin–Thai learning and a Christian ethos. Confirm year-group placement and campus arrangements with admissions.
Thai-Chinese International School (TCIS)
Bang Phli Yai SubdistrictAmerican-curriculum international day school in Bang Phli Yai, teaching Pre-K 2 to Grade 12 with English, Chinese and Thai, plus AP and IB Diploma options in high school.
Thai-Singapore International School
Samrong Nuea SubdistrictInternational school at 1000 Moo 5 Srinakarin Road, Samrong Nuea, with Singapore-based early/Primary learning, Cambridge secondary and AS/A Level pathways, and English, Chinese and Thai.
The Jataka School
Bang Chak SubdistrictBritish-curriculum international school in Bang Chak with Buddhist-informed learning and English, Mandarin and Thai; EY1–EY2 run in 2026–27, with Years 1–2 planned for August 2027.
The Purple Elephant 49 - International School Bangkok
Khlong Tan Nuea SubdistrictELC toddler campus for ages 18 months to three, with Reggio-inspired play and learning through English, Mandarin and Thai.
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