Grays Convent High School
Voluntary aided school · 655 pupils
94% stayed in education · Attainment 8 55.7
Academy special converter
Treetops School
- Pupils on roll
- 324of 318 places
- Free school meals
- 45.2%
- Year 11 cohort 2025
- 45
- Ofsted
- Standards maintained, 12 March 2025Read the Ofsted report
Results below include those reported under the school’s previous registration: Treetops School (URN 115454, until 1 April 2017).
What the data says
Of the 43 pupils who finished Year 11 at Treetops School in 2023, 0% stayed on in Treetops School’s own sixth form (Thurrock average 30%), 37% went to a further education college and none started an apprenticeship.
GCSE results in 2025 were well below the national picture: Attainment 8 of 3.0 against 46.1 across England and 45.2 in Thurrock, with 2% of pupils getting grade 5 or above in both English and maths (England 45%).
Almost nobody goes straight into an apprenticeship or a job: none took an apprenticeship and none went into work, against 3% and 3% across England.
Where pupils went after Year 11
Destinations of the 2023 Year 11 leavers, measured the following year: the share in a sustained place for at least two terms. Compared with all state-funded schools in Thurrock and England.
School sixth formSixth form collegeFurther education collegeOther educationApprenticeshipEmploymentNo sustained destination
| Measure | Treetops School | Thurrock | England |
|---|---|---|---|
| Pupils in the cohort | 43 | 2,177 | 607,348 |
| Any sustained destination | 93% | 91% | 92% |
| Stayed in education | 93% | 83% | 86% |
| — school sixth form | 0% | 30% | 34% |
| — sixth form college | 0% | — | 13% |
| — further education college | 37% | 52% | 37% |
| — other education | 56% | 2% | 2% |
| Apprenticeship | 0% | 4% | 3% |
| Employment | 0% | 3% | 3% |
| No sustained destination | 5% | 5% | 6% |
| Destination unknown | 2% | 4% | 3% |
Where students went after sixth form
Destinations of students who finished 16–18 study in 2023, measured the following year.
No published destinations for sixth-form leavers yet.
GCSE results 2025
| Measure | Treetops School | Thurrock | England |
|---|---|---|---|
| Attainment 8 (average points per pupil) | 3.0 | 45.2 | 46.1 |
| Grade 5 or above in English and maths | 2% | 45% | 45% |
| Grade 4 or above in English and maths | 4% | 66% | 65% |
| Entered the English Baccalaureate subjects | 0% | 43% | 41% |
| EBacc average point score | 0.09 | 3.98 | 4.09 |
| Disadvantaged pupils in the cohort | 40% | 25% | 28% |
| Attainment 8 — disadvantaged pupils | 2.4 | 35.7 | 34.9 |
| Attainment 8 — other pupils | 3.3 | 48.3 | 50.4 |
| Pupils with high prior attainment (Key Stage 2) | — | — | — |
| English as an additional language | 13% | 18% | 19% |
Progress 8 is not available for 2025 and 2026: these cohorts had no Key Stage 2 tests in 2020 and 2021, so there is no baseline. Attainment 8 shows results without taking pupils’ starting points into account.
Subjects taken at GCSE
Entries in 2025 as a share of the Year 11 cohort, and the share of entries graded 7–9 and 4–9, compared with all entries in England.
| Subject | Entries | Share of cohort | England | Grades 7–9 | England | Grades 4–9 |
|---|---|---|---|---|---|---|
| Art and Design | 10 | 22% | 7% | 0% | 24% | 40% |
| Mathematics | 9 | 20% | 88% | 11% | 22% | 56% |
| English Language | 8 | 18% | 89% | 13% | 20% | 25% |
| Design and Technology | 5 | 11% | 11% | — | 23% | — |
| Photography | 3 | 7% | 6% | — | 19% | — |
| Statistics | 1 | 2% | 5% | — | 20% | — |
Other secondary schools in Thurrock
Harris Academy Chafford Hundred
Academy converter · sixth form · 1,435 pupils
92% stayed in education · Attainment 8 55.5
Harris Academy Ockendon
Academy converter · sixth form · 1,440 pupils
79% stayed in education · Attainment 8 47.3
Harris Academy Riverside
Free schools · sixth form · 1,111 pupils
91% stayed in education · Attainment 8 47.9
Mossbourne Fobbing Academy
Academy converter · sixth form · 859 pupils
79% stayed in education
Mossbourne Port Side Academy
Academy converter · 443 pupils
78% stayed in education
Sources: Department for Education school and college performance tables 2024/2025 (Key Stage 4 and 16–18 results, subject entries, destination measures for 2023 leavers); Get Information About Schools register as at 19 September 2026; Ofsted management information as at 31 August 2026. Small numbers are suppressed by DfE and shown as “—”. How to read these figures.