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High confidence
International School of London (ISL London)
Gunnersbury, Hounslow · IB (International Baccalaureate) - PYP, MYP and Diploma Programme · American
International School of London (ISL London) fee schedule
Application Fee
£ 300
Registration Fee
£ 0
Capital Levy
£ 2,000
Security Deposit
£ 1,800
Total Entry Fee
£ 4,100
Tuition by age
| Age | Grade | Tuition |
|---|---|---|
| 3 | Early Childhood 1 | £ 24,630 |
| 4 | Early Childhood 2 | £ 28,310 |
| 5 | Kindergarten | £ 31,720 |
| 6 | Grade 1 | £ 31,720 |
| 7 | Grade 2 | £ 31,720 |
| 8 | Grade 3 | £ 31,720 |
| 9 | Grade 4 | £ 31,720 |
| 10 | Grade 5 | £ 31,720 |
| 11 | Grade 6 | £ 35,460 |
| 12 | Grade 7 | £ 35,460 |
| 13 | Grade 8 | £ 35,460 |
| 14 | Grade 9 | £ 38,480 |
| 15 | Grade 10 | £ 38,480 |
| 16 | Grade 11 | £ 39,640 |
| 17 | Grade 12 | £ 39,640 |
What the confidence tag means
HighFigure taken directly from the school’s own published fee schedule.
MediumTaken from a reliable source quoting the school’s published schedule, or partly interpolated within a published range.
LowEstimated from a secondary source or a published range; exact per-age figure could not be confirmed.
Fee year: 2026/2027