International School of London
URN: 102550 • London W3 8LG
Overview
- Name
- International School of London
- URN
- 102550
- Type
- Other independent school
- Phase
- Not applicable
- Status
- Open
- Gender
- Mixed
- Religious
- None
- Admissions
- Non-selective
- Trust
- Private
- Yes
- Ofsted rating
- Good
- Ranking score
- 62.2 / 100
Leadership & Contact
- Headteacher
- Richard Parker (since 2025) , Head of School
- Telephone
- 02089925823
- Website
- Visit
- Address
- 139 Gunnersbury Avenue, London W3 8LG
Summary
The International School of London (ISL) is an independent, mixed-gender school located in Hounslow, London, with a current enrolment of 397 students and a capacity of 600. Established in 1972, ISL prides itself on fostering a diverse and inclusive community that embraces various cultures and languages, enhancing the educational experience for all students. The school aims to develop well-rounded individuals equipped with critical thinking and communication skills through its International Baccalaureate (IB) curriculum.
ISL offers a comprehensive transitions care programme designed to support students and their families as they integrate into the school community. This initiative has been recognised for its effectiveness in improving student outcomes and easing the transition process. The school also features a Sports Hub and access to a large public park, providing students with ample opportunities for physical education and recreational activities.
The ethos at ISL centres around nurturing creativity, resilience, and a sense of belonging, encouraging students to engage meaningfully with the world. The school’s commitment to academic excellence is reflected in its strong university placement record, with graduates attending prestigious institutions both in the UK and internationally.
ISL offers a comprehensive transitions care programme designed to support students and their families as they integrate into the school community. This initiative has been recognised for its effectiveness in improving student outcomes and easing the transition process. The school also features a Sports Hub and access to a large public park, providing students with ample opportunities for physical education and recreational activities.
The ethos at ISL centres around nurturing creativity, resilience, and a sense of belonging, encouraging students to engage meaningfully with the world. The school’s commitment to academic excellence is reflected in its strong university placement record, with graduates attending prestigious institutions both in the UK and internationally.
Useful links
- Governance (governance)
- Intercultural events (calendar)
- Skip To Main Content (other)
- Admissions (other)
- The local area (other)
- Open days (other)
- Term dates (other)
- Transitions at ISL (other)
- Relocation (other)
- Policies (other)
Nearby alternatives
- Azhar Academy Girls School (75.2)
- Spa School (73.2)
- Harris Aspire Academy (72.7)
- Hawkswood Primary PRU (72.7)
- The Pears Family School (72.7)
Key details
- LA
- Hounslow
- Age range
- 3 - 18
- Boarders
- No boarders
- Sixth form
- Has a sixth form
- Trust
- Capacity
- 600
- Pupils
- 397
- Boys
- 218
- Girls
- 179
- FSM %
- Open date
- 1987-10-26
- Close date
- Last Ofsted
- 2023-11-24
- Next inspection
- Data snapshot
- 2025-07-14
- County
Trends
| Date | Pupils | Boys | Girls | Capacity | FSM% |
|---|---|---|---|---|---|
| 2025-07-14 | 397 | 218 | 179 | 600 | |
| 2024-09-11 | 435 | 231 | 204 | 600 | |
| 2023-09-11 | 387 | 211 | 176 | 600 | 0.00 |
| 2022-09-11 | 387 | 211 | 176 | 600 | 0.00 |
| 2021-09-11 | 392 | 222 | 170 | 600 | 0.00 |
| 2020-09-11 | 474 | 280 | 194 | 600 | 0.00 |
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