St Stephen's International School — Khao Yai — desk review

CredRadar desk review — written from verified public data (school documents, official registries and our checked dataset). We do not visit campuses, and there is no star rating: the numbers below are the review.

Fees and trajectory

Published fee today: ฿225,800 – ฿581,000 ([O] Official fees).

That midpoint sits at the 80th percentile of Northeast schools publishing fees in Northeast (n=6).

Admissions reality

Application fee as published: Application fee 5,000 Baht (non-refundable); Enrolment fee 80,000 Baht for Nursery - Year 11 / 20,000 Baht for Sixth Form (Year 12-13), non-refundable, payable at the time a place is offered (Fees 2026/2027 page).

Nursery to Year 13 (enrolment-fee bands: Nursery-Year 11 and Sixth Form Year 12-13)

A tour of boarding can be arranged via the boarding section of the school site; no dated open day stated

Who it fits — and who it does not

Families set on the British pathway — it is a recorded curriculum family here.
Families who need boarding — boarding is offered.
Families for whom budget is not the first constraint — its midpoint sits above the Northeast median.
Families whose children fit its span (2–18) — check the top year before shortlisting.

Not a fit if the budget ceiling is hard: the published range tops out at ฿581,000 per year.

Sources and full detail: the school profile, fees page and admissions page linked above. Figures checked 2026-10-06.

St Stephen's International School — Khao Yai · Fees · Admissions