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Hoddesdon, East of England
The John Warner School is a secondary academy in Hoddesdon, East of England.
Government data shown for the 2024/25 academic year
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The John Warner School is a secondary academy in Hoddesdon, East of England. It has not yet been rated by students on y.school. Be the first to rate this academy and help other students and parents understand what the school experience is really like.
In terms of academic performance, The John Warner School has an average A-Level grade of z.
The school has 384 pupils on roll, 14% of pupils eligible for free school meals, an overall absence rate of 11.7%.
All student scores on y.school are calculated from anonymous ratings using a transparent, deterministic methodology. Scores are freshness-weighted (18-month half-life) and include confidence tiers based on sample size, diversity, and consistency. For full details, see the y.school methodology.
Profile completeness: 3 of 8 data domains · Partial coverage
3.5
Below Average
/ 10
Data Score
Computed from 12 government data points. Not based on student reviews.
Source: DfE / Ofsted · context onlyGovernment data is shown for context and does not influence the student-review Student Score. Small schools can show extreme percentages from small sample sizes.
Latest government data shown is for the 2024/25 academic year; some figures cover earlier years.
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The area around this school
Students at The John Warner School achieve an average A-Level grade of z. This metric covers all A-Level and equivalent qualifications taken at the school.
The John Warner School has an overall absence rate of 11.7%. The national average for secondary schools was approximately 8.5% (DfE, 2023/24).
The John Warner School has 384 pupils on roll.
14% of pupils are eligible for free school meals, which is used as a proxy for socioeconomic disadvantage.
16% of pupils receive SEN (Special Educational Needs) support or have an Education, Health and Care plan.
The John Warner School was rated "Inadequate" by Ofsted following an inspection in October 2022 (3 years ago). Based on Ofsted's inspection cycle, The John Warner School is overdue for reinspection.
An "Inadequate" rating is the lowest Ofsted judgement, indicating serious concerns about the quality of education or safeguarding. The school will receive intensive monitoring and may be placed in special measures.
Note: From November 2025, Ofsted replaced single-word judgements with detailed report cards covering multiple categories. While The John Warner School's rating shown above was awarded under the previous system, Ofsted now provides more granular assessments. For the most up-to-date inspection information, check the school's report card on the Ofsted website.
Ofsted data is shown for context only and does not influence the Student Score. For the official report, visit reports.ofsted.gov.uk.
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National percentiles (100 = best) for the area around the school · 5/5 measures · Police.uk, DEFRA, NaPTAN, DfT STATS19, MHCLG IoD 2025.
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