International School of London vs Lionel Primary School
A head-to-head comparison of two schools in London, England, 920 m apart, using official English 2025 data. The better value in each row is highlighted.
International School of London
London · Independent all-through · Ages 3–18
298 students
Lionel Primary School
Brentford · Local authority primary · Ages 3–11
611 students
| Measure | International School of London London, London | Lionel Primary School Brentford, London |
|---|---|---|
| Success Index (England) | – Not rated | 79 Top 25% |
| Region rank | – | #383 of 1,720 |
| National rank | – | #2264 of 15,697 |
| Sector | Independent | Local authority |
| Type | All-through | Primary |
| Year range | Ages 3–18 | Ages 3–11 |
| Students | 298 | 611 |
| Pupils on roll | 298 | 611 |
| Free school meals | – | 20.8% |
| Capacity filled | 49.7% | 93.7% |
| KS2 expected standard (RWM) | – | 78% |
| KS2 higher standard (RWM) | – | 21% |
| KS2 reading progress | – | – |
| KS2 writing progress | – | – |
| KS2 maths progress | – | – |
| Attainment 8 | – | – |
| Progress 8 | – | – |
| Grade 5+ English & maths | – | – |
| Grade 4+ English & maths | – | – |
| EBacc average points | – | – |
| A level points per entry | – | – |
| town | London | Brentford |
| region | London | London |
| Website | www.isllondon.org/ | www.lionelprimaryschool.co.uk/ |
The verdict
- •Lionel Primary School is the larger school with 611 students compared with 298.
- •International School of London is a independent school while Lionel Primary School is a local authority school, so fees and admission rules differ.
The Success Index (England) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
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Frequently asked questions
Is International School of London better than Lionel Primary School?
The two schools are very close on the Success Index (England). Differences in sector, size, programmes and distance from home will matter more than the score.
How far apart are International School of London and Lionel Primary School?
About 920 m in a straight line, between London and Brentford in London.
Which has the better Pupils on roll?
International School of London: 298. Lionel Primary School: 611. Number of pupils in the latest school census.
How do International School of London and Lionel Primary School rank in London?
International School of London is unranked and Lionel Primary School is 383rd of 1,720 among all-through schools in London on the 2025 Success Index (England).