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Hemel Hempstead, East of England
The Collett School is an all-through special school in Hemel Hempstead, East of England.
Government data shown for the 2024/25 academic year
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The Collett School is an all-through special school in Hemel Hempstead, East of England. It has not yet been rated by students on y.school. Be the first to rate this special school and help other students and parents understand what the school experience is really like.
In terms of academic performance, The Collett School has a Progress 8 score of -1.71 (below the national average), an Attainment 8 score of 0.2, 0% of students achieving grade 4+ in English and Maths.
The school has 35 pupils on roll, a teacher turnover rate of 5.6%, 33% of pupils eligible for free school meals, an overall absence rate of 12.3%.
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: 5 of 8 data domains · Good coverage
5.6
Average
/ 10
Data Score
Computed from 10 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.
Special school data note
Special schools serve pupils with specific needs and follow adapted curricula. Standard exam metrics like Attainment 8 may not reflect the school's educational quality or the progress pupils actually make.
Latest government data shown is for the 2024/25 academic year; some figures cover earlier years.
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The Collett School has a Progress 8 score of -1.71, which is below the national average of 0. Progress 8 measures how much progress students make between the end of Key Stage 2 and their GCSE results, compared to students with similar starting points nationally.
The school's Attainment 8 score is 0.2. Attainment 8 measures the average achievement of students across 8 qualifications including English, Maths, three EBacc subjects, and three open group qualifications.
The Collett School has an overall absence rate of 12.3%. The national average for primary schools was approximately 6.0% (DfE, 2023/24).
The teacher turnover rate at The Collett School is 5.6%. This measures the percentage of teachers who left the school in the past year.
The Collett School has 35 pupils on roll.
33% of pupils are eligible for free school meals, which is used as a proxy for socioeconomic disadvantage.
100% of pupils receive SEN (Special Educational Needs) support or have an Education, Health and Care plan.
The Collett School was rated "Good" by Ofsted following an inspection in April 2024 (2 years ago). Based on Ofsted's inspection cycle, The Collett School is next inspection expected around 2028.
A "Good" rating means Ofsted found the school provides a high standard of education across all areas assessed. It has historically been the most common Ofsted rating.
Note: From November 2025, Ofsted replaced single-word judgements with detailed report cards covering multiple categories. While The Collett 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.
Based on the latest government data. Every child is different — use this as a starting point, not a verdict.
In context — vs similar-intake schools
Bottom 25% for its intakeThe Collett School is in the bottom 25% for Progress 8 among schools with a similar intake (24–34% of pupils eligible for free school meals).
Compared with 697 schools nationally that have a similar share of disadvantaged pupils (24–34% of pupils eligible for free school meals). Raw league-table positions are heavily shaped by intake; this comparison isolates how a school performs relative to others facing similar circumstances. Progress 8 already accounts for prior attainment. Source: Department for Education.
See the schools that most outperform their intakeSchools like this one
Matched on the share of disadvantaged pupils plus special-needs, English-as-an-additional-language and school size — so you can compare like with like, not just by postcode.
National percentiles (100 = best) for the area around the school · 5/5 measures · Police.uk, DEFRA, NaPTAN, DfT STATS19, MHCLG IoD 2025.
Other schools in the Hemel Hempstead area
Ofsted data is shown for context only and does not influence the Student Score. For the official report, visit reports.ofsted.gov.uk.