St. Andrews International School, Dusit is a small community school set just outside the grounds of the Chitralada Palace. Dusit is a fully inclusive and co-educational school for up to 400 Thai and expatriate children aged two to 11. Since opening with five children in 2010, it has expended to its current roll of just under 340 children distributed throughout 15 classes.

At. St Andrews, Dusit campus, the focus is on how children learn and the curriculum is delivered to meet all learning styles. Dusit prides itself on providing an exciting, engaging and challenging curriculum which enables each individual student to make excellent progress and achieve their full potential. Students are recognised as individuals at St. Andrews and are encouraged to challenge themselves in all areas of school life and to do their best.