Netherlands, Rotterdam
Let the school know you're thinking of applying — they can share their prerequisites and help you through the process.
· Reviewed by Giulia Ceccon · Chief Marketing Officer
The International School Delft (ISD) is an IB World School delivering a full continuum of International Baccalaureate from age 4 to 18. The Primary Years Programme (PYP), Middle Years Programme (MYP) and Diploma Programme (DP) are taught in English, with Dutch offered as the host-country language and home languages supported. The DP began in 2023/2024 with the goal of completing the continuum by 2024/2025, and students study across six subject groups with some Higher Level and others Standard Level courses. ISD emphasizes digital citizenship and 21st-century skills, using MacBooks for online learning in the Secondary School. The school maintains close links with Delft University of Technology, with campuses on TU Delft grounds: a primary campus on the TU Campus and an updated secondary campus opened in 2025/2026 with a capacity of 440 students. ISD is governed by Laurentius Stichting (Primary) and Lucas Stichting (Secondary), supporting a vertically aligned IB experience.
Jaffalaan 9, 2628 CE Delft, Netherlands
International School Delft has 530 pupils, typical class sizes of 15, instruction in English.
Two campuses in Delft, Netherlands: Primary at Jaffalaan 9, 2628 BX Delft; Secondary at Prins Bernhardlaan 5C, 2628 BW Delft.
Primary Years Programme (PYP); Middle Years Programme (MYP); Diploma Programme (DP).
IB World School offering PYP, MYP, and DP. The school teaches in English.
ISD Primary opens at 08:15; Primary day runs 08:30–14:45 on most days (Wednesday 08:30–12:30); supervision available from 08:15; lunch and breaks include 30 minutes eating time plus 30 minutes of supervised play, and a 15-minute morning snack break. ISD Secondary opens at 08:00; the day finishes vary, commonly 14:00 or 17:15; the building closes at 17:30.
Annual tuition at International School Delft ranges from EUR 5,430 to EUR 8,225 for 2026/27.
International School Delft teaches IB (PYP), IB (MYP), IB (DP) for students aged 4 to 18.
ISD follows the International Baccalaureate framework, offering the Primary Years Programme (PYP) for the primary school, the Middle Years Programme (MYP) for the secondary school, and the Diploma Programme (DP). The Diploma Programme began in the 2023/2024 academic year with plans to offer the full IB continuum by 2024/2025. The DP core comprises Theory of Knowledge (TOK), Creativity, Activity and Service (CAS), and the Extended Essay (EE); students study six subject groups, with some courses at Higher Level and others at Standard Level, and language options including Dutch, English, and French or Spanish. English is the language of instruction; Dutch is taught as the host-country language; home languages are supported and EAL assistance is available. Language learning is integrated across ISD, with English as the language of instruction and Dutch taught as the host-country language, plus home-language support.
Small class sizes in the Diploma Programme.
The Diploma Programme is designed to prepare students for university and is recognized and respected by leading universities around the world.
The International School Delft provides a quality international education in English for children in the Delft/The Hague area. The school welcomes students from the international community of all nationalities, faiths, beliefs and cultures. General criteria for admission are: A) the student does not have Dutch nationality and one of the parents/legal guardians is temporarily employed in The Netherlands; B) the student has Dutch nationality and has lived and attended school abroad for at least two years; C) the student has Dutch nationality and a parent/legal guardian who will be stationed abroad within the next two years for a minimum of two years, supported by a written statement of intent from the parent or employer. The school's programme should be appropriate for the student's needs and the student should be able to benefit from the programme. Admissions process steps: 1. Submit a Registration of Interest via OpenApply; 2. Submit an online application via OpenApply; 3. Submit all required documents (such as previous school records) to ensure the application is complete; 4. Pay the €250 application fee (non-refundable and does not guarantee a space); 5. Attend an interview to get to know the student and to assess the student's needs (a placement test may be requested if necessary); 6. Placement offer when the Head of School confirms the programme is appropriate and a place is available. OpenApply is accessible on the ISD site.
There may be a waiting list for certain groups. Those groups that are full will be indicated when applying on OpenApply. If you have multiple children and one group is full for a child, contact the Admissions team directly.
Ask me anything about International School Delft
I can answer your questions about this school in any language. Here are some example questions to get you started.