Buckinghamshire
St Mary's School
Dependable results for a comprehensive intake; the journey is the main thing to weigh.
What the data says
Published data, read plainly. It tells you what to check next; it does not guarantee a place or replace your local authority’s admissions guidance.
Academic signal is not available for this school phase in our current dataset.
No Progress 8 data is available for this school in the years we hold.
Admissions realism depends on your home postcode and the school's published allocation data. Enter your postcode on this page to get a more specific assessment, and always verify the latest policy on the school's official admissions page.
This school has a Anglican religious character. Admissions may prioritise pupils who meet faith criteria. A Supplementary Information Form (SIF) may be required.
Watch-outs
- Faith admissions criteria apply (Anglican). A Supplementary Information Form may be required. Evidence of faith practice may be needed.
What to do next
- Verify the school's official admissions policy
- Download and review the Supplementary Information Form
- Book an open day or school visit
- Add this school to your shortlist and compare with backup options
Admissions and catchment
Independent schools run their own admissions outside the council process, so there is no catchment area or last offer distance to compare against. Registration and assessment dates are on the school’s website.
Performance over time
Attainment 8 over time
University destinations
The Department for Education does not publish Oxbridge, Russell Group or top-third university destinations for independent schools.
Entry, tests and fees
Entrance test
Friday 30 October 2026 | Registration Deadline
Source · checked 28 September 2026
To be considered for all scholarships, please indicate your interest via the Sixth Form Registration form by 13 November 2026
Source · checked 28 September 2026
Friday 4 December 2026 | Outcome Letters
Source · checked 28 September 2026
Saturday 14 November 2026 | Assessment Day
Source · checked 28 September 2026
Monday 16 November 2026 | Scholarship Assessments
Source · checked 28 September 2026
Fees
Bursaries and scholarships
Alongside structured training and access to bespoke coaching, the U9 Gymnastics Scholarship is available to girls joining the Prep School from an external schoo…
Source · checked 28 September 2026
At St Mary’s School, our scholarship programmes are designed to recognise exceptional talent, nurture ambition and provide outstanding opportunities for girls t…
Source · checked 28 September 2026
Admissions
Please note that the Awards are only available to pupils who have successfully passed the School’s entrance assessment and have formally registered for a place…
Source · checked 28 September 2026
During the day, there will be a short assessment in Numeracy and Literacy and, from 7+, Non-Verbal reasoning.
Source · checked 28 September 2026
Copied from the school's and test organisers' own pages; check them before registering or applying.
Historical results
| Year | Pupils | Att8 | P8 | 5+ E&M | EBacc % | EBacc APS |
|---|---|---|---|---|---|---|
| 2024/2025 | 56 | 37.6 | — | 1.8% | 0.0% | 3.0 |
| 2023/2024 | 54 | 38.7 | — | 0.0% | 0.0% | 2.9 |
| 2022/2023 | 52 | 49.3 | — | 0.0% | 0.0% | 4.3 |
| 2021/2022 | 45 | 49.5 | — | 0.0% | 0.0% | 4.2 |
Nearby and similar schools
Other secondary schools in Buckinghamshire for local comparison.
School information
| URN | 110544 |
| Local authority | Buckinghamshire |
| Region | South East |
| Phase | Not applicable |
| Type | Other independent school |
| Gender of entry | Girls |
| Age range | 3-18 |
| Headteacher | Headteacher Lars Fox |
| Trust | — |
| Admissions | Not applicable |
| Religious character | Anglican |
| Postcode | SL9 8JQ |
| Latest pupils | 56 |
| FSM eligible | — |
Contact and identifiers
Packhorse Road, Gerrards Cross, Buckinghamshire, SL9 8JQ
www.stmarysgx.co.uk1753883370| DfE number | 6006 |
| UKPRN | 10008519 |
| Opened | 1 Jan 1942 |
| GIAS updated | 18 Mar 2026 |
Data sources and freshness
| Official record updated | 18 Mar 2026 |
| Latest KS4 year | 2024/2025 |
| Latest KS2 year | — |
| Ofsted published | — |