With hundreds of IB schools around the world, draw on our expertise when deciding which school to make your IB home.

Photo showing the front entrance of a building.
Calendar icon.
Date Founded
IB icon.
Teaching the IB since
Tick icon.
IB Programmes Offered

The International School of London (ISL) offers a rigorous international education to students from age 3-18. In addition to the International Baccalaureate Primary Years, Middle Years and Diploma Programmes, ISL is known for its mother tongue language programmes integrated into the curriculum. Over 60 nationalities are represented in the student body with twenty mother tongue languages taught.

Icon showing medal.

Average IB Score

The average score of students at ISL is 34 compared to the IBO average of 28.56

Icon showing a dollar sign, representing school fees.


PYP: £19,000-£23,420
MYP: £23,420-£25,300
DP: £26,300

Icon showing magnifying glass.


ISL has a non-Selective policy. Information about their entry criteria can be found on their website.

Icon showing speech bubbles.

Languages at school

22 languages in mother tongue programmes; 40 staff nationalities; 61 student nationalities


As the IBO's Middle Years Programme continues to grow and expand into schools accross the world, we're eager to share information with families about schools options for students pre-IB.

Final year of MYP

ISL delivers the whole of the Middle Years Programme until age 16.

MYP Alternative


Icon showing a map marker with a school symbol.


Primary and Middle School, Chiswick Campus 139 Gunnersbury Avenue, London W3 8LG ; Diploma College, Ealing Campus 15 Gunnersbury Avenue, London W5 3XD

Internet icon, representing a link to a website.


You can visit the International School of London website here.

Affiliations icon, showing a hand-shake.


ISL is affiliated with The International School of London Group

Discover More IB Schools:

Icon showing UK flag.

United Kingdom Schools

97 schools
4k students
Icon showing Singoporean flag.

Singaporean Schools

27 schools
1.4k students
Icon showing Dutch flag.

Dutch Schools

22 schools
Embodying the spirit of the IB

Truly International

The IB equips students with the skills and knowledge to take part in a global society. With branches in London, Geneva, and Singapore, our team of tutors is just as international as we are. With online tuition, you can invite successful and ambitious IB graduates anywhere in the world into your own home.

Find a tutor
Pixelated world map.