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Saint John Mary International School

Thailand, Saraburi

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Academics

Curriculum

Saint John Mary International School follows the American Curriculum, aligned with the California State Standards. Instruction is delivered in English across all levels, with Thai taught as a compulsory subject and Mandarin offered through extracurricular activities. The school provides early years education from Nursery and Kindergarten, followed by Elementary (Grades 1–5), Middle School (Grades 6–8), and High School (Grades 9–12). In High School, students complete credit-based coursework required for graduation under the American system. The curriculum also incorporates STEAM activities, sports, arts, and community service as integral components of student development.

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The school at a glance
Instructs in English
Fees THB 113,000 - 234,600
Ages 2 - 18 years
Pupil numbers 500
Type Co-educational (boarding)
Opened 2004
Bus Service Yes
Availability Are there places?

Saint John Mary International School (SJMIS), nestled at the foot of the Saraburi hills in central Thailand (approx. 100 km northeast of Bangkok), offers Pre KG to Grade 12 education with an American (State of California) curriculum. Students study in English, with Thai language classes and extracurricular Mandarin available. Class sizes average 23, with kindergarten support from teacher assistants. The school supports boarding and provides school van services. Around 450 students attend, guided by Director Barbara Tajti. Facilities include STEAM rooms and sports amenities like a swimming pool, soccer field, tennis courts, and golf driving range. Community service is embedded into the school culture, with students completing required service hours and the opportunity to earn a “Helping Hand Award” for 100+ hours. The school’s location in nature-rich Saraburi provides a refreshing learning environment outside the city.

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