Isleworth and Syon School for Boys
Academy converter · Boys · Sixth form
Isleworth, TW7 5LJ
Ofsted
Good
Our ranking
Bottom 46% in England
16 of 20 in Hounslow
Pupils
951
First preferences per place
0.61
2026/27
Absence
7.6%
2024/25
A level average
C+
Exam results 2023–2025
| Measure | 2023 | 2024 | 2025 | Trend |
|---|---|---|---|---|
| Attainment 8 | 45.5 | 48.2 | 43.1 | |
| Grade 5+ English & maths | 39% | 44% | 38% | |
| Average English grade | 4.6 | 4.8 | 4.6 | |
| Average maths grade | 4.6 | 5.0 | 4.3 | |
| Grade 5+ science | 48% | 58% | 45% | |
| Progress 8 | -0.27 | 0.09 | — |
54% got grade 4 or above (a standard pass) in both English and maths in 2025.
Nearby secondary schools
- Nishkam School West London · 0.4 mi · Outstanding · Top 7% in England
- The Green School for Girls · 0.7 mi · Good · Top 14% in England
- Bolder Academy · 0.7 mi · Good · Top 41% in England
- The Green School for Boys · 0.8 mi · Good · Top 32% in England
- Gumley House RC Convent School, FCJ · 0.9 mi · No rating · Top 10% in England
- Lift Kingsley · 1.0 mi · Not judged · Bottom 42% in England
Best secondary schools in Hounslow · Best secondary schools in Greater London
The neighbourhood
Isleworth and Syon School for Boys is in Brentford West & Osterley Park (typical home £563,000, crime average).
What is Isleworth and Syon School for Boys's Ofsted rating?
Isleworth and Syon School for Boys is rated Good by Ofsted.
How does Isleworth and Syon School for Boys rank?
On published exam results averaged over three years, Isleworth and Syon School for Boys is in the bottom 46% in england. Living nearby does not guarantee a place: check the school's admissions rules.