Istanbul International School
International School in Istanbul
Quick answer
Istanbul International School follows the British National Curriculum with IGCSE and A-Level pathways, with a highly diverse student body of 55 nationalities. Well-suited to premium-budget families. Tuition of $29,673–$45,200/year is in line with Istanbul averages. Graduates leave with IGCSE and A-Levels.
Key facts
- Curriculum: British leaving qualifications include IGCSE and A-Levels.
- Tuition: $29,673–$45,200/yr published annual range.
- Avg class size: 16 (max 20) Istanbul international school · 375 students total.
- 55 nationalities top: We do not have any nationality or ethnic group that can be called as the most common..
- Ages: Ages 4 to 18 school day starts at 9:00 am.
375
55 (We do not have any nationality or ethnic group that can be called as the most common.)
16 avg / 20 max
Rolling
IGCSE and A-Levels
About Istanbul International School
Multi-cultural close-knit learning community. We care about our students' social, emotional and academic well being.
Learning & language support (SEN / EAL)
This school states some support, but key details aren't published — confirm the gaps below before applying.
Why this matters
Special-needs provision at international schools varies widely and is rarely guaranteed by the school itself — and local legal duties differ by country. Confirm what this school provides, in writing, before you commit.
- EAL/ESL support listed
Not published
- —Learning-support provision not published
- —Educational-psychologist availability not stated
- —In-house specialist staff not listed
Questions to ask the school
- What in-house learning-support specialists do you employ (SENCo, learning-support teachers, speech & language therapist, occupational therapist), and what is each one's caseload?
- Is an educational psychologist on staff or available by referral?
- Can you support a child with my child's specific need (e.g. dyslexia, ADHD, autism), and have you done so this year? Ask for concrete examples.
- Is there an additional fee for learning support or EAL — and how much per year?
- Is learning support guaranteed for the full enrolment, or can it be withdrawn later?
| Item | Amount |
|---|---|
| Annual tuition (USD) | $29,673 – $45,200 |
| Annual tuition (local) | 949548TL-1446405TL |
| Fee year | 2025-2026 |
| Est. all-in cost (modeled)how we calculate | $38,997(+4%) |
| Est. first-year total (modeled) | $40,497 |
| Cost position in Istanbul | 64th percentile(above average) |
British
IGCSE and A-Levels
Our students take Cambridge Primary, Lower Secondary Checkpoint, IGCSE and A levels(AS+A2).
We are above world averages in Checkpoint, IGCSE and A-Level results. Additionally we are proud that another two of our students acheived best in the world AS Level results in 2025.
We offer Turkish as a foreign language for all grades. Starting in grade 5, we offer Spanish all the way through to A-Level Spanish. Additionally we offer German from Grade 9 and Grade 10 (IGCSE's).
unknown
No, our teachers have pedagogical formation. We recognise needs, referring them to specialist outside of the school if needed. They are collaborating with the counselling service.
We do have an ESL support program to support the students who are not fluent in English language.
9:00 am – 15:40
Yes, lunch is cooked and served at school by our kitchen personnel. Students are also allowed to bring their own lunch.
Yes, we do provide food for those who follow special diet due to personal health, religious or cultural needs.
Imported from a directory listing and not independently verified — confirm fees and details with the school.
Is Istanbul International School 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 Istanbul.
Get School Fit Brief — $49One-time purchase · PDF + workspace · Source-backed analysis
At a Glance
Fee Position in Istanbul
Mid-rangeSchool Profile
Class Size
Student Diversity
Very diverse
Common: We do not have any nationality or ethnic group that can be called as the most common.
Estimated Real Cost
Tuition + registration, transport, uniform, exams
Decide on this school — and four others
The $49 School Fit Brief covers Istanbul International School and 4 other top schools in Istanbul — tuition + true cost, curriculum fit, admission timeline, and red flags. Builds your shortlist in 8 minutes vs the $1,500–3,500 (and 2–4 weeks) an education consultant charges for the same answer.
Nearby Schools (within 5km)
Disclaimer: School profiles are source-backed decision aids, not endorsements or official rankings. Tuition figures are approximate and may not include registration fees, uniforms, transport, or exam costs. Always verify directly with the school before applying. WhereNext is not affiliated with any school listed. This is not admissions consulting, legal advice, or official school placement guidance.