Secondary Schools
Secondary Schools in Watthana District
Watthana District, Thailand
Schools providing secondary education.
10 secondary schools
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Adventist Ekkamai School
Khlong Tan Nuea SubdistrictThai-curriculum Christian school in Ekkamai, offering pre-kindergarten to Mathayom 6, with primary English Programme and secondary English-focused options.
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Astra Academy International School
Khlong Tan Nuea SubdistrictBritish-curriculum primary and secondary school on Ekkamai Soi 14, with Cambridge IGCSE and A Level pathways, published 2026–27 fees and a green campus.
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Australian International School Bangkok, Sukhumvit Soi 31 Campus
Khlong Toei Nuea SubdistrictAISB’s Sukhumvit Soi 31 campus serves Foundation through Year 12 with Australian and British curriculum pathways, primary and secondary facilities, and campus-specific admissions and fees.
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Bangkok Adventist International School
Khlong Tan Nuea SubdistrictPrivate Seventh-day Adventist Christian international school in Khlong Tan Nuea, offering kindergarten through Grade 8.
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Bangkok Prep International School
Phra Khanong Nuea SubdistrictBritish international school in T77, On Nut, with learning from age 2 to 18 across primary and secondary campuses, including IGCSE, A Level and BTEC pathways.
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Ekamai International School
Khlong Tan Nuea SubdistrictEnglish-medium American-curriculum school on Ekkamai 12, offering Pre-Kindergarten to Grade 12 within a Seventh-day Adventist Christian community.
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Modern International School Bangkok
Khlong Tan Nuea SubdistrictA private co-educational Cambridge Pathway school on Sukhumvit 39, offering Nursery through Year 13 with language options, creative activities and a vegetarian-food focus.
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NIST International School Bangkok , Sukhumvit 15
Khlong Toei Nuea SubdistrictNIST International School’s Sukhumvit 15 campus offers early years, primary and secondary education through the IB continuum. Find school and admissions contacts, current fees, pupil schedules, calendar and campus information.
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Satit Prasarnmit International Programme (SPIP)
Khlong Toei Nuea SubdistrictEnglish-medium secondary international programme for Years 7–13 at Prasarnmit Demonstration School, Sukhumvit 23. British-based study leads through IGCSE and A levels, with published admissions and year-specific fee information.
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XCL American School of Bangkok - Sukhumvit Campus
Khlong Tan Nuea SubdistrictAmerican-curriculum international school in Sukhumvit Soi 49/3, offering Pre-Kindergarten to Grade 12, project-based learning and Advanced Placement courses.
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