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St. Mark’s Australian International School, established in 1999, was the first Australian international school in Thailand. It offers a bilingual curriculum that blends the Australian and Singaporean education systems in primary, and transitions to the Cambridge IGCSE and AUSMAT (Australian Matriculation) for senior students. The AUSMAT programme is conducted in partnership with the Western Australian Government, enabling students to earn a WACE certificate and ATAR score for university admission globally. The school features modern classrooms, science and computer labs, music and performing arts rooms, a library, swimming pool, canteen, and outdoor sports facilities. Students have access to a wide range of extra-curricular activities, including language enrichment, STEM programmes, and cultural events.
900 New Rama 9 Road, Suan Luang District, Bangkok 10250
St. Mark's Australian International School has 190 pupils, typical class sizes of 18, instruction in English.
St. Mark’s is situated on Rama 9 Road in the Suan Luang district of Bangkok, a growing area known for its residential and commercial mix. The campus lies within easy reach of major roads like Srinakarin and the Ramkhamhaeng area, and is close to Bangkok’s airport rail link and expressways. This makes it convenient for families living in eastern and central parts of the city.
The school serves students from Early Years, Primary, Lower Secondary, and Upper Secondary (IGCSE and AUSMAT).
The school is a co-educational day school with no boarding facilities.
The school does not have publicly available information on their Additional Learning Support.
St. Mark’s is officially partnered with the Western Australian Government to deliver the AUSMAT (Australian Matriculation) programme.
The school is a Christian institution and is a member of the Association of Christian Schools International (ACSI).
Kindergarten: 8:00 am - 1:00 pm (After-school care option ends at 3:10 pm)
Pre-Prep to Year: 12: 8:00 am - 3:10 pm
The school does not have publicly available information on their bus service.
Annual tuition at St. Mark's Australian International School ranges from THB 285,650 to THB 453,100 for 2026/27.
St. Mark's Australian International School teaches Australian Curriculum, Cambridge IGCSE, Singapore Curriculum for students aged 4 to 16.
St. Mark’s offers a curriculum that combines the Australian education framework with international components. In the Early Years, the school prioritises foundational skills in language, social development, and cognitive growth through exploratory learning and creative activities. At the primary level, the Australian curriculum continues to guide subject learning, with a strong focus on numeracy, literacy, science, and multilingual education. Students receive instruction in English, Thai, and Mandarin. In the lower secondary years, students transition to the Cambridge IGCSE curriculum, which builds subject depth and academic rigour across core areas. In Years 11 and 12, students follow the Australian Matriculation (AUSMAT) programme in partnership with the Western Australian Government. This provides students with the Australian Certificate of Education and an ATAR score, allowing for direct university admission in Australia and internationally. The programme includes coursework in areas such as mathematics, human biology, and communication studies.
The school does not have publicly available information on their Social and Emotional Learning.
The school does not offer any Special Education Needs support.
The school does offer English support.
The school does not have publicly available information on their Mental Wellbeing support.
The school does not have publicly available information on their safeguarding policy.
School Visit
Schedule a Visit:Parents must book a tour before applying.
Purpose: This visit allows families to discuss their child’s educational needs with the Admissions Office, explore the school’s curriculum, and tour the campus facilities.
Visiting Hours: Monday to Friday, 8:00 AM – 2:00 PM
Application and Assessments
Application Form: Once a family decides to proceed, they schedule an appointment to:
Submit the application form
Provide required documents
Pay a non-refundable application fee of 7,000 THB
Student Assessments: During this visit, the school evaluates the child’s age-appropriate skills in:
English
Mathematics
Mandarin (where applicable)
Placement Decision: Based on assessment results, the school determines appropriate class placement. If needed, the school may recommend placement in a lower year level or identify learning support needs.
Enrollment Finalization
Principal Review:The school principal reviews the full application and assessment outcomes.
Notification: Admissions will inform parents of the decision within 7 days. In some cases, additional testing or interviews may be required.
Fee Payment: Once accepted, families must settle payment by the due date on the invoice. If not paid on time, priority will be given to other applicants.
The school does not have publicly available information on their scholarships.
The school does have waitlist.
When Activated: If a class is full, families can opt to be placed on a waiting list.
Booking Deposit: A refundable deposit of 50,000 THB is required to secure a place on the waiting list.
Notification: The school will notify families when a space is expected to open.
Priority: Waitlist priority is given to families who already have children enrolled at the school.
Refund: The deposit is refundable upon written request, which also removes the child’s name from the waiting list.