International School Bangkok (ISB)

International School Bangkok (ISB) is Thailand's leading international school, founded in 1951, and widely regarded as one of the best international schools in Southeast Asia. Located in the Nichada Thani compound in Nonthaburi, ISB serves a diverse community of over 1,800 students from more than 60 nationalities.

ISB offers both the American-style college-preparatory curriculum and the International Baccalaureate Diploma Programme (IBDP) for students in Grades 11–12. The school's outstanding university placement record includes top universities in the USA, UK, and around the world. A rigorous academics program is matched by exceptional co-curricular offerings across the arts, athletics, and student leadership.

The expansive campus features Olympic-standard facilities, a performing arts centre, innovation labs, and beautiful green spaces. ISB's commitment to developing internationally-minded, principled learners makes it the first choice for Bangkok's expatriate families.