International School of London
Decision summary
This summary combines published school data and is designed to help you decide what to check next. It does not guarantee a school place or replace official admissions guidance.
Academic signal is not available for this school phase in our current dataset.
No Progress 8 data is available for this school in the years we hold.
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This is a selective school. Admission usually requires passing an entrance test. Check the school's admissions policy for test registration deadlines.
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Independent School Entry
Official links
Verified fees
Financial assistance
Financial assistance was not explicitly confirmed by the scraper.
Our dedicated multi award-winning transitions care programme supports students, families and staff into the ISL community when they join us and as they grow
Fee evidence
ISC day fees/term (excl VAT): £10,866 to £11,360 -> £32,598/yr (x3)
Verified exam details
Open days from the school website
Entry requirements
You will meet the Admissions team and have all your questions answered and be given a personal guided tour of the excellent facilities in West London
Verification
School information
| URN | 102550 |
| Local authority | Hounslow |
| Region | London |
| Phase | Not applicable |
| Type | Other independent school |
| Gender of entry | Mixed |
| Age range | 3-18 |
| Headteacher | Head of School Richard Parker |
| Trust | — |
| Admissions | Non-selective |
| Religious character | None |
| Postcode | W3 8LG |
| Latest pupils | 397 |
| FSM eligible | — |
Contact and identifiers
139 Gunnersbury Avenue, London, W3 8LG
https://www.isllondon.org/2089925823| DfE number | 6063 |
| UKPRN | 10016086 |
| Opened | 26 Oct 1987 |
| GIAS updated | 4 Feb 2026 |
Data sources and freshness
| Official record updated | 4 Feb 2026 |
| Latest KS4 year | — |
| Latest KS2 year | — |
| Ofsted published | — |