International School of London

The International School of London (ISL) was founded in 1972 and is one of London's longest-established international schools, offering the full continuum of International Baccalaureate programmes. Located in the vibrant west London neighbourhood of Acton, ISL serves approximately 500 students aged 3 to 18 from over 60 nationalities. The school offers the IB Primary Years Programme (PYP), Middle Years Programme (MYP), and Diploma Programme (DP), and is authorised by the International Baccalaureate Organisation (IBO) as a world school for all three programmes. ISL holds dual accreditation from the Council of International Schools (CIS) and the New England Association of Schools and Colleges (NEASC). The school is particularly renowned for its inclusive, family-oriented atmosphere and highly personalised approach to education. ISL's multilingual programme supports students' mother tongue development alongside English instruction. Graduates of the IB Diploma Programme consistently achieve scores well above the world average and proceed to leading universities globally.