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Fees breakdown

International School Bangkok (ISB) — fees in full

Everything this school publishes about its fees — the range, the one-off charges, Year 1 and 13-year totals, with the arithmetic shown. Last verified 2026-10-06.

฿659,000 – ฿1,197,000 / year
[O] Verified official feesFigure type: range

Fee taken from the school's own published fee document.

ECB reference rates via Frankfurter, 2026-10-05 (USD 1 = ฿33.69, CNY 1 = ฿5.03) — the same rates as our cost calculator.

International School Bangkok (ISB) — fee totals

Annual tuition (published range)฿659,000 – ฿1,197,000 per year
Year 1 total incl. published one-offs฿923,700 – ฿1,461,700 = annual tuition + application ฿4,700 + registration/enrolment ฿260,000, both as stated in the published wording below; refundable deposits excluded
Total over 13 years at today's fees฿8,567,000 – ฿15,561,000 = annual tuition × 13, flat at current fees. Real totals will be higher: schools typically raise fees 3–5% a year, and one-off charges are excluded

Arithmetic is shown next to each figure. Source: [O] [O] Official fees — last verified 2026-10-06. See how we verify.

Fee history — recorded data points only

Midpoint of each recorded published range, recovered from archived sources (see fees radar). Points are real observations, never interpolated: on this basis, fees at International School Bangkok (ISB) have fallen 8.1% between 2019 and 2024.

2019: ฿976,0002020: ฿777,5002021: ฿786,0002022: ฿801,5002023: ฿833,5002024: ฿896,500฿976,000฿777,500฿786,000฿801,500฿833,500฿896,500201920202021202220232024

Source wording

The published schedule, as published

As published (source wording): 659,000–1,197,000 — Pre-K 659,000 (2026/27 published); KG-G5 1,015,000; G6-8 1,137,000; G9-12 1,197,000 (2026/27 tuition; older schedule on aggregators: Pre-K 621,000, Elementary 956,000, Middle 1,072,000, High 1,128,000) (2026/27, [O] official website); application 4,700; registration 260,000; annual fee 22,000

This is the fee wording captured from the source labelled above on 2026-10-06, including any per-grade or per-term figures and one-off charges it states. Where it says fees are per term, they are per term — we do not silently annualise. Always confirm the current schedule with the school before relying on any figure.

Verification

Sources — check every figure yourself

Fee source[O] Official fees — Fee taken from the school's own published fee document.
Last verified2026-10-06 (dataset pass; fees change annually, typically by 3–5%)
Official websiteisb.ac.th — via our tracked link, so the school can see the referral.
IB authorisationFind this school on ibo.org — the IB's own finder states exactly which programmes (PYP / MYP / DP / CP) the school is authorised for.
AP authorisationCollege Board — AP Course Ledger — the College Board's public ledger lists the AP courses each school is authorised to offer; search it for this school.
Accreditor directoryThis school's recorded accreditation names WASC — verify its current status in the accreditor's own directory: WASC
WikipediaInternational School Bangkok — This school has an English Wikipedia article — background and history beyond our dataset.
Third-party profilesLook this school up on International Schools Database, WhichSchoolAdvisor and Edarabia (third-party profiles — their figures are not ours and may differ; that is exactly why we label our sources).
Hear from parentsParent opinion lives on other platforms — unmoderated third-party views, not our data: parent reviews on WhichSchoolAdvisor, and Thai parent discussion on Pantip (search this school). WhichSchoolAdvisor parent reviews · Pantip search
Spot an error?Schools and parents can file a correction via the claim / correction form — verified corrections are published with a note on this page. See how we verify.

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