The King John School
About The King John School
The King John School is a secondary school in Benfleet, Essex, classified by the DfE as an academy converter. Around 2,108 pupils aged 11 to 18 attend the school. The school holds a 'Good' judgement from Ofsted (January 2026). The school's average Attainment 8 score in the latest GCSE results was 49.6 — above the national average (national average: 46). Its Attainment 8 score has fallen by 1.7 points compared with the previous year. On our composite score, which combines the DfE attainment measures above, this places it in the top 31% of secondary schools nationally.
50% of pupils achieved a grade 5 or above in both English and maths, above the national average of about 45%. 76% achieved a standard pass (grade 4+) in English and maths. Given the recent dip in results, it may be worth asking the school what is behind the change and what is being done in response. This overview is generated automatically from the latest published DfE performance tables and Ofsted data; figures are rounded, and you can check the originals via the official links further down the page.
Performance (KS4 GCSE)
Three-year trends
How each headline measure has moved across the last three years of published DfE data. Direction of travel, not a like-for-like ranking.
Ofsted judgements
School profile
Official sources
Verify the latest information directly from government services. We refresh from DfE performance tables annually — Ofsted reports change more frequently.