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Bangkok · Sukhumvit (Soi 15, Wattana)

NIST International School

NIST is a not-for-profit IB World School in central Sukhumvit and the only school in Thailand offering all three IB programmes — PYP, MYP and DP — from age 3 to 18. Founded under UN auspices, it serves around 1,600 students from over 60 nationalities.

Curriculum
IB
Ages Accepted
full
Tuition Tier
₿₿₿₿
Tuition Range (THB/year)
฿720,000–฿995,000
Main Language
English
Entry Exam
Required
Founded
1992
Website
Visit

Notes for Parents

  • Central Sukhumvit Soi 15 campus, walkable from BTS Asoke and MRT Sukhumvit
  • All-IB continuum: PYP, MYP and Diploma Programme
  • IB Diploma averages typically 35–37 points; strong university placement to US/UK/Canada
  • Not-for-profit, parent-association governed
  • Extensive CAS, Round Square membership and global service trips

Frequently Asked Questions

Accreditation

NIST International School states on its own website that it holds the following. Read 2026-08-22; not independently confirmed with the accrediting bodies, so check directly if it is decisive for you.

  • IB World SchoolAuthorised to teach the International Baccalaureate

Other schools worth comparing

Chosen by shared curriculum, city and fee band — the attributes on this page, not an editorial ranking.

  • KIS International SchoolAlso IB curriculum in Bangkok · similar fee band
  • Concordian International SchoolAlso IB curriculum in Bangkok
  • Bangkok Patana SchoolBritish curriculum, also in Bangkok · similar fee band
  • Brighton College BangkokBritish curriculum, also in Bangkok · similar fee band
  • Harrow International School BangkokBritish curriculum, also in Bangkok · similar fee band

Browse more schools → Full schools directory

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