NIST International School

About the school

Not-for-profit international school on Sukhumvit Soi 15 in central Bangkok, welcoming students since 1992, with over 1,800 students aged 3 to 18. It offers the full IB continuum, with the Diploma since 1993, and is accredited by CIS and NEASC.

Key facts

Founded

1992

IB Diploma since

1993

Students

about 1,800

Nationalities

95+

Ages

3-18

Status

Private, non-profit

Teaching languages

English

Students

Co-educational

Boarding

No, day school

Programmes

• PYP
  Primary Years Programmeages 3 to 12
• MYP
  Middle Years Programmeages 11 to 16
• DP
  Diploma Programmeages 16 to 19, authorised in 1993

Accreditations: CIS, NEASC

Tuition fees

THB 650,200 – THB 1,132,800 per year

Annual fees published by the school (2026-2027), from the youngest to the oldest year group. Registration, transport and meals may be extra. Source