Bangkok International Schools: NIST, ISB, Harrow Bangkok, and the USD 1-1.5B Foreign-Curriculum Cluster
Bangkok hosts ~120-150 international schools; ~USD 1-1.5B annual market β Bangkok Pattana, NIST International, ISB International School Bangkok, Harrow International Bangkok, Shrewsbury International, KIS, Brighton College, Wellington College tier-1 anchors. ~80-100K international, Thai-international students. Watchpoints: US 19% tariff impact, foreign-curriculum diversification, post-COVID enrolment recovery.
Questions this report answers
How big is the Bangkok international-school market? Per Bangkok Post / CISB: Bangkok hosts ~120-150 international schools (CISB Council of International Schools Bangkok, IB-affiliated, Cambridge-IGCSE, AP-affiliated, UK boarding-school franchises); estimated ~ annual market segment. ~80- international, Thai-international students.[]
Who are tier-1 schools? Per Bangkok Pattana, NIST, ISB corporate: Bangkok Pattana (founded 1957, IB, IGCSE), NIST International School (IB Diploma, founded 1992), ISB International School Bangkok (American-curriculum, Nichada-Thani, founded 1951), Harrow International Bangkok (UK-curriculum 1998), Shrewsbury International School (UK 2003), KIS International School, Brighton College Bangkok (UK 2020 launch), Wellington College International Bangkok (UK 2018 launch).[, , ]
What's the wider cluster, watchpoint structure? Per Bangkok Post: Phuket, Koh Samui, Pattaya, Chiang Mai secondary international-school clusters. Tuition: Tier-1 annual; Tier-2 . Watchpoints: US tariff impact on US-expat-family, tourist-resident decision-making, foreign-curriculum diversification (Russian, Indian, Korean curricula expanding post-2022), post-COVID enrolment recovery, LTR Wellness/Highly-Skilled Visa academic-visa channel.[]
Executive summary
Bangkok hosts ~120-150 international schools; ~ annual market segment.[]
Tier-1 anchors: Bangkok Pattana, NIST, ISB, Harrow, Shrewsbury, KIS, Brighton, Wellington.[, , ]
~80- students. Tier-1 tuition annual. Watchpoints: US tariff, foreign-curriculum diversification.[]
Bangkok international school structure
Total schools
Value
~120-150
Notes
Bangkok cluster.
Total segment
Value
~USD 1-1.5B
Notes
Annual market.
Bangkok Pattana
Value
1957 founded
Notes
IB, IGCSE.
NIST International
Value
1992 founded
Notes
IB Diploma.
ISB International
Value
1951 founded
Notes
American-curriculum Nichada-Thani.
Tier-1 tuition
Value
USD 20-35K annual
Notes
Premium tier.
| Metric | Value | Notes |
|---|---|---|
| Total schools | ~120-150 | Bangkok cluster. |
| Total segment | ~USD 1-1.5B | Annual market. |
| Bangkok Pattana | 1957 founded | IB, IGCSE. |
| NIST International | 1992 founded | IB Diploma. |
| ISB International | 1951 founded | American-curriculum Nichada-Thani. |
| Tier-1 tuition | USD 20-35K annual | Premium tier. |
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