ACS Hillingdon International School
108 Vine Lane, Hillingdon, UB10 0BE
Independent school for ages 3–19 in Hillingdon. Mixed intake, Inter- / non- denominational ethos.
ACS Hillingdon International School is a mixed independent school in Uxbridge, Hillingdon, for pupils aged 3 to 19. It has nursery classes, a sixth form and around 545 pupils, with an inter- or non-denominational ethos. Its September 2025 ISI material-change inspection found the school likely to meet the relevant standards if the age-range change to 3 to 19 was implemented, and recommended approval.
The school describes a rigorous global curriculum including International Baccalaureate and Advanced Placement programmes. It says students can follow individual interests and ambitions, supported by facilities, co-curricular activities, performing arts, sports and a thriving inclusive community.