International School of London vs Knightsbridge School
A head-to-head comparison of two all-through schools in London, England, 8.3 km 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
Knightsbridge School
London · Independent all-through · Ages 2–16
295 students
| Measure | International School of London London, London | Knightsbridge School London, London |
|---|---|---|
| Success Index (England) | – Not rated | 72 Top 25% |
| Region rank | – | #203 of 640 |
| National rank | – | #939 of 4,090 |
| Sector | Independent | Independent |
| Type | All-through | All-through |
| Year range | Ages 3–18 | Ages 2–16 |
| Students | 298 | 295 |
| Pupils on roll | 298 | 295 |
| Free school meals | – | – |
| Capacity filled | 49.7% | 49.2% |
| KS2 expected standard (RWM) | – | – |
| KS2 higher standard (RWM) | – | – |
| KS2 reading progress | – | – |
| KS2 writing progress | – | – |
| KS2 maths progress | – | – |
| Attainment 8 | – | 52.4 |
| Progress 8 | – | – |
| Grade 5+ English & maths | – | 45.5% |
| Grade 4+ English & maths | – | 72.7% |
| EBacc average points | – | 4.74 |
| A level points per entry | – | – |
| town | London | London |
| region | London | London |
| Website | www.isllondon.org/ | www.knightsbridgeschool.com/ |
The verdict
- •International School of London is the larger school with 298 students compared with 295.
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 Knightsbridge 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 Knightsbridge School?
About 8.3 km in a straight line, between London and London in London.
Which has the better Pupils on roll?
International School of London: 298. Knightsbridge School: 295. Number of pupils in the latest school census.
How do International School of London and Knightsbridge School rank in London?
International School of London is unranked and Knightsbridge School is 203rd of 640 among all-through schools in London on the 2025 Success Index (England).