GCSE 2025/26
#194 of 3,312
Better than 94% of schools in England
Ranked by Attainment 8 score, state-funded mainstream schools.
A-level 2024/25
#603 of 2,536
Better than 76% of schools in England
Ranked by average points per A-level entry.
Ofsted four-point inspection gradesInspected 21 Sept 2022
Source: Get Information about Schools, URN 137995.
GCSE and equivalent results at the end of year 11. Attainment 8 averages results across 8 subjects.
| Measure | This school | Hounslow | England |
|---|---|---|---|
| Attainment 8 score | 62.7 | 49.3 | 46.2 |
| Grade 4 or above in English and maths | 87% | 70.1% | 64.8% |
| Grade 5 or above in English and maths | 76.1% | 52.9% | 46.3% |
| Grade 7 or above in English and maths | 38% | 17.8% | 14.2% |
| 5 or more GCSEs at grade 9-4, including English and maths | 85.3% | 65.6% | 60.2% |
| Pupils at the end of key stage 4 | 184 | - | - |
Source: DfE, Key stage 4 performance, Academic year 2025/26, published 15 Oct 2026.
Results for students at the end of 16 to 18 study.
| Measure | This school | Hounslow | England |
|---|---|---|---|
| Average points per A-level entry | 38.2 | 34.08 | 35 |
| Average A-level grade | B- | - | - |
| Average points, best three A-levels | 38.12 | 34.31 | 35.78 |
| Average grade, best three A-levels | B- | - | - |
| AAB or better | 17.8% | 14.2% | 17.5% |
| A-level progress score | -0.2 | - | - |
| A-level progress | Below average | - | - |
| Students at the end of 16 to 18 study | 139 | - | - |
| Average applied general grade | z | - | - |
Source: DfE, 16 to 19 performance, Academic year 2024/25, published 23 Apr 2026.
| Measure | This school |
|---|---|
| Pupils | 1,214 |
| Girls | 590 |
| Boys | 624 |
| Eligible for free school meals | 12.5% |
| First language not English | 60.2% |
| SEN support | 127 |
| EHC plan | 36 |
| Average class size | 21.3 |
Source: DfE, Schools, pupils and their characteristics, Academic year 2025/26, published 04 Jun 2026.
Source: DfE, Schools, pupils and their characteristics, Academic year 2025/26, published 04 Jun 2026.
Share of possible sessions missed. Persistent absence means missing 10% or more of sessions; severe absence means missing 50% or more.
| Measure | This school | Hounslow | England |
|---|---|---|---|
| Overall absence | 4.6% | 6.8% | 8% |
| Persistent absence | 7.4% | 18.2% | 21.6% |
| Severe absence | 1% | 2.2% | 3.6% |
Source: DfE, Pupil absence in schools in England, Autumn and spring term 2025/26, published 15 Oct 2026.
Applications and offers for the main entry points. Offers from oversubscribed schools depend on each school's admissions criteria; check the local authority admissions page.
| Measure | This school |
|---|---|
| Offers made (Year 7) | 176 |
| Applications (Year 7) | 1,032 |
| First preference applications (Year 7) | 325 |
| First preference offers (Year 7) | 167 |
| Applications from another local authority (Year 7) | 340 |
Source: DfE, Primary and secondary school applications and offers, Academic year 2026/27, published 18 Jun 2026.
| Measure | This school |
|---|---|
| School places | 1,215 |
| Pupils on roll | 1,215 |
| Unfilled places | 0% |
| Sixth form places | 285 |
| Sixth form pupils on roll | 282 |
Source: DfE, School capacity, Academic year 2024/25, published 19 Mar 2026.
| Measure | This school |
|---|---|
| Pupils per teacher | 18 |
| Pupils per adult | 14.4 |
| Teachers (FTE) | 67.41 |
| Teaching assistants (FTE) | 7.32 |
| Support staff (FTE) | 31.65 |
| Teachers in census year (FTE)2024/25 | 65 |
| Teachers who stayed (FTE)2024/25 | 52.1 |
| Teachers who moved to another state school (FTE)2024/25 | 3.8 |
| Teachers who left state schools (FTE)2024/25 | 9.1 |
Source: DfE, School workforce in England, Reporting year 2025, published 04 Jun 2026.
| Measure | This school |
|---|---|
| Suspension rate | 1.7% |
| Pupils with one or more suspensions | 1.4% |
| Permanent exclusion rate | 0% |
| Permanent exclusions | 0 |
Source: DfE, Suspensions and permanent exclusions in England, Academic year 2024/25, published 09 Jul 2026.
Where pupils went after year 11, sustained for at least two terms.
| Measure | This school |
|---|---|
| Sustained destination | 96.8% |
| Staying in education | 96.2% |
| School sixth form | 74.6% |
| Further education | 19.5% |
| Sixth form college | 2.2% |
| Not sustained | 1.6% |
| Employment | 0.5% |
| Apprenticeship | 0% |
Source: DfE, Key stage 4 destination measures, Academic year 2024/25, published 15 Oct 2026.
Where students went after 16 to 18 study, sustained for at least two terms.
| Measure | This school |
|---|---|
| Sustained destination | 90.4% |
| Higher education | 80.9% |
| Employment | 7.4% |
| Not sustained | 5.9% |
| Further education | 0.7% |
| Apprenticeship | 0.7% |
Source: DfE, 16 to 18 destination measures, Academic year 2024/25, published 15 Oct 2026.
Ratings include official Ofsted judgements and Area360 summaries of inspection grades. Open a school’s profile for its inspection grades and results.
| Distance | Phase | Name | Type | Rating | Links |
|---|---|---|---|---|---|
| 0.2 mi | Primary | St Michael and St Martin Catholic Primary School | Voluntary aided school | Outstanding Ofsted rating. Inspected 25 Apr 2023. | |
| 0.3 mi | Primary | Grove Road Primary School | Community school | Requires improvement Area360 rating. Inspected 24 Feb 2026. | |
| 0.4 mi | Primary | Wellington Primary School | Community school | Good Ofsted rating. Inspected 11 Jun 2019. | |
| 0.4 mi | Primary | The Orchard Primary School | Community school | Good Ofsted rating. Inspected 13 Dec 2023. | |
| 0.5 mi | Primary | Hounslow Heath School | Community school | Unrated Unrated. | |
| 0.6 mi | Not applicable | Suffah Primary School | Other independent school | Inadequate Area360 rating. Inspected 27 Jan 2026. | |
| 0.7 mi | Secondary | Lampton Academy | Academy converter | Outstanding Ofsted rating. Inspected 8 May 2024. | |
| 0.7 mi | Secondary | Lift Kingsley | Academy sponsor led | Good Area360 rating. Inspected 25 Mar 2025. | |
| 0.7 mi | Primary | Alexandra Primary School | Community school | Good Ofsted rating. Inspected 12 Jul 2017. | |
| 0.7 mi | Secondary | The Heathland School | Community school | Outstanding Ofsted rating. Inspected 30 Apr 2024. |
St Mark's Catholic School is rated Outstanding by Ofsted, last inspected on 21 Sept 2022.
St Mark's Catholic School ranks 194 of 3,312 schools in England for GCSE 2025/26 (better than 94% of schools) and 603 of 2,536 schools in England for A-level 2024/25 (better than 76% of schools).
St Mark's Catholic School has 1,214 pupils aged 11 to 18, with capacity for 1,215.
Figures are the latest published by the Department for Education for each measure. Small numbers are suppressed by the publisher to protect pupils' privacy. Read how Area360 school ratings and rankings work.