Welcome to ACS Hillingdon International School

Situated 14 miles from central London on a historic 11-acre estate, ACS Hillingdon enrols approx. 600 students aged between 4 and 18. With its extensive busing service, including door-to-door and express shuttles into Central London, ACS Hillingdon offers the International Baccalaureate Middle Years and Diploma programmes, alongside an American curriculum that includes AP courses. Head of School welcome

What's happening at ACS

Class of 2014 ACS Hillingdon students receive International Baccalaureate (IB) Diploma results.

ACS Hillingdon students have this week received their final IB Diploma results with 43 per cent achieving a grade six or seven, the equivalent to an ...

Welcome to our school


Staff, students and parents talk about what they think makes the school special.