Thailand, Bangkok
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· Reviewed by Aziza Francienne · B2C Marketing Manager
NIST International School in Bangkok is a not-for-profit IB World School offering the full International Baccalaureate curriculum (PYP, MYP, DP) from ages 3 to 18. Founded in 1992 with support from the United Nations, NIST serves over 1,800 students from 50+ nationalities. In August 2025, NIST completed Phase 2 of its campus development. This expansion introduced a Pavilion Building featuring a Lecture Hall, meeting rooms, and The Lounge. It also added two Elementary Buildings that nearly double previous spaces. These specific additions include a two-level Elementary Library, a Learning Kitchen, a Science Lab, an Elementary Gymnasium, and three Makerspace areas. Link bridges now connect these new structures with the Innovation and Creative Arts Buildings to ensure accessible movement across the school. NIST is distinctly known for its Global Citizen Diploma, a signature initiative offered alongside the IB curriculum. As part of an eleven-school consortium, this programme allows secondary students to formally document their values, qualitative learning experiences, and community service beyond standard report cards.
36 Sukhumvit Soi 15, Sukhumvit Road, Klongtoey-nua Wattana, Bangkok, 10110 Thailand
NIST International School has 1,800 pupils, typical class sizes of 20, instruction in English.
NIST International School is located on Sukhumvit Soi 15 in central Bangkok, within walking distance of the Asok BTS (Skytrain) and Sukhumvit MRT (subway) stations.
The area is part of the Wattana district, a residential and commercial zone popular with expatriate families. The school is easily accessible by public transportation or private vehicle.
NIST offers three main school divisions aligned with the International Baccalaureate: the Primary Years Programme (ages 3–11), Middle Years Programme (ages 11–16), and Diploma Programme (ages 16–18). The school enrolls students from early childhood through to the end of secondary school.
NIST is a private, not-for-profit, co-educational day school.
NIST provides inclusive learning support services for students with additional learning needs. The school offers support from trained specialists and personalized learning strategies, based on individual assessments and IB-aligned practices. Services are tailored in partnership with families and teachers.
NIST does not have an affiliation with any specific country.
The school is not affiliated with any religion and is a secular institution.
The school day typically starts around 7:30–8:00 a.m. and ends between 2:30–3:00 p.m., depending on the year level. Lunch and break times are scheduled by division and age group. Extracurricular activities may take place after regular hours.
NIST offers a private bus service through an external provider for students living across Bangkok. Routes and pickup locations are coordinated with families upon enrollment. The service is optional and incurs an additional cost.
Annual tuition at NIST International School ranges from THB 628,200 to THB 1,094,500 for 2026/27.
NIST International School teaches IB (PYP), IB (MYP), IB (DP) for students aged 3 to 18.
NIST International School offers the full International Baccalaureate (IB) continuum across all age groups. Students in Early Years through Grade 5 follow the Primary Years Programme (PYP), which emphasizes inquiry-based learning across core subjects. Grades 6 to 10 follow the Middle Years Programme (MYP), which includes interdisciplinary projects and subject study in areas such as mathematics, sciences, language acquisition, and the arts. In Grades 11 and 12, students complete the IB Diploma Programme (DP), choosing from six subject groups and completing core components including Theory of Knowledge (TOK), the Extended Essay, and Creativity, Activity, Service (CAS). All programmes are taught in English, with additional language learning and specialist classes in visual arts, performing arts, and physical education. The curriculum is structured to meet IB standards while also incorporating service learning and opportunities for real-world application.
1. Schedule a visit or virtual tour. If possible, families are encouraged to tour the campus or attend an online session to view facilities and discuss learning programmes.
2. Submit application documents. You'll provide reports, recommendation forms, medical records, passport scans, and any relevant educational assessments or IEPs.
3. Complete admission assessment. Applicants sit for age-appropriate assessments on campus—or, for remote students, at their current school or online. Assessment results help determine placement and additional support needs.
4. Receive decision and complete enrolment. If admitted, the school issues an Acceptance Letter with instructions on confirming your place, paying deposit fees, and enrolling online via Veracross. Meal plans, schedules, and extracurricular sign-ups follow.
As of publicly available information, NIST does not offer formal scholarships for academic or need-based support.
NIST does operate a wait pool for year levels that reach capacity. If no immediate space is available, your child may be placed in this pool and contacted if a spot becomes available. This provides flexibility for families applying mid-year or when popular year levels are full.
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