International Trilingual School of Warsaw
International School in Warsaw
Quick answer
International Trilingual School of Warsaw (ITSW) serves 650 students from 25 nationalities aged 1 to 14 — primary-and-lower-secondary focused. The school delivers a trilingual English-Polish-Spanish curriculum, accredited by IBO, CIS, ECIS and CIE — a four-accreditation set. Tuition $8,048-$10,608 per year. Strong fit for international families on Warsaw assignments seeking immersive multilingual primary education with strong recognition signals across European pathways.
Key facts
- Curriculum: Other taught at International Trilingual School of Warsaw.
- Tuition: $8,048–$10,608/yr published annual range.
- Avg class size: 20 (max 25) Warsaw international school · 650 students total.
- 25 nationalities top: Polish.
- Ages: Ages 1 to 14 school day starts at 8:00.
- Accreditations: IBO, CIS, ECIS plus 1 more.
650
25 (Polish)
20 avg / 25 max
Rolling
IBO, CIS, ECIS, CIE
About International Trilingual School of Warsaw
School fees range in PLN valid for the academic year 2025/2026
| Item | Amount |
|---|---|
| Annual tuition (USD) | $8,048 – $10,608 |
| Annual tuition (local) | 32190 zł-42430 zł |
| Fee year | 2025-2026 |
| True annual cost (with hidden fees)how we calculate | $9,928(+6%) |
| First-year total (with registration + deposit) | $11,428 |
| Cost position in Warsaw | 28th percentile(mid-range) |
Other
ISA annual exam, Checkpoint by Cambridge Assesment International and IGCSE
75% high average
We offer instruction in English, French, Spanish, Japanese, Chinese and Polish
We don't accept students with dyslexia and asperger syndrom.
Yes
Yes
8:00 – 17:00
Yes
Yes
Is International Trilingual School of Warsaw right for your family?
A School Fit Brief scores this school against your children's ages, learning needs, and budget — with hidden fee analysis, admissions timing, and a ranked shortlist of alternatives in Warsaw.
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At a Glance
Fee Position in Warsaw
Budget-friendlySchool Profile
Class Size
Student Diversity
Moderately diverse
Common: Polish
Estimated Real Cost
Tuition + registration, transport, uniform, exams
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