Bangkok Prep (Bangkok International Preparatory & Secondary) vs KIS International School Bangkok
Side by side from CredRadar's verified dataset — every fee carries its source label. Last verified 2026-10-06.
Photo: Google MapsBangkok Prep (Bangkok International Preparatory & Secondary)
Watthana / Bang Na (2 campuses) · Bangkok
Photo: Google MapsKIS International School Bangkok
Huai Khwang · Bangkok
In short
How they differ
- On published fees, Bangkok Prep (Bangkok International Preparatory & Secondary) is the less expensive of the two: its range (฿384,800 – ฿862,200 / year) sits against ฿440,100 – ฿944,600 / year at KIS International School Bangkok — a gap of ฿82,400 at the top of the range and ฿55,300 at entry level.
- Curriculum: Bangkok Prep (Bangkok International Preparatory & Secondary) lists British, IGCSE, A-Level; KIS International School Bangkok lists IB PYP/MYP/DP only. That difference — not the brand name — is what most affects transferability to your next school or university system.
- Over 13 years at today's fees, the midpoint totals are ฿8,105,500 at Bangkok Prep (Bangkok International Preparatory & Secondary) and ฿9,000,550 at KIS International School Bangkok — a difference of ฿895,050 before annual increases.
| Bangkok Prep (Bangkok International Preparatory & Secondary) | KIS International School Bangkok | |
|---|---|---|
| Location | Watthana / Bang Na (2 campuses) · Bangkok · Bangkok Metropolitan | Huai Khwang · Bangkok · Bangkok Metropolitan |
| Founded | — | 1998 |
| Grades / ages | 18mo–18 | 3–18 |
| Curriculum | British, IGCSE, A-Level | IB PYP/MYP/DP only |
| Accreditation / notes | — | IB World School, CIS context |
| Annual tuition | ฿384,800 – ฿862,200 / year [O] Official fees Full fees breakdown | ฿440,100 – ฿944,600 / year [O] Official fees Full fees breakdown |
| Est. 13 years | ฿5,002,400 – ฿11,208,600 at today's fees, before annual increases | ฿5,721,300 – ฿12,279,800 at today's fees, before annual increases |
| Fee history (recorded) | +18.0% on recorded points, 2020/21 → 2024/25 (5 school years recorded) Fee history | +15.4% on recorded points, 2020/21 → 2024/25 (5 school years recorded) Fee history |
| Boarding | No | No |
| Nearest rail station | On Nut (BTS Sukhumvit) · 1.0 km straight-line | Huai Khwang (MRT Blue) · 1.3 km straight-line |
| Google rating | No live Google rating (Google removed K-12 reviews in Apr 2025) | No live Google rating (Google removed K-12 reviews in Apr 2025) |
| School website | Visit website → | Visit website → |
Fees are the published annual ranges in our dataset (checked 2026-10-06); one-off enrolment charges, deposits and transport are additional — each school's fees page shows the published wording in full. Enrolment/student numbers are not shown because neither school publishes a figure we could verify in this pass.
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