The short version
Below-average GCSE results. Nearly full. Girls only.
- GCSE results are below the national average (Attainment 8: 37.6 vs national 43.8)
- This is a Anglican school, so faith criteria may apply to admissions
- This is a girls-only school
Performance
DfE published dataOfficial DfE Results
Attainment 8
Average points across 8 GCSE subjects
37.6
6.2 vs nationalEnglish & maths (grade 5+)
Strong pass in both core subjects
2%
40.0pp vs nationalEBacc entry
Academic subjects including a language
0%
A-Level Average
Mean grade across subjects
B-
A-Level Value Added
Progress vs expected
+0.12
Band 3Source: Department for Education Performance Tables 2024-25
Special Educational Needs
47% of pupils have identified special educational needs or disabilities.
Breakdown
Source: DfE School Census
School details
Published dataProfile
- Type
- Other independent school
- Ages
- 3–18
- Intake
- Girls
- Character
- Anglican
Numbers
- Pupils
- 439
- Capacity
- 92%
Governance
- Local authority
- Buckinghamshire
- Head
- Mr Lars Fox (Headteacher)
Provisions
- Sixth form
- Yes
- Nursery
- Yes
Inspection record
Official linksIndependent school not found on standard Ofsted provider pages; defer to later ISI-specific handling.
Location
Packhorse Road, Gerrards Cross, Buckinghamshire, SL9 8JQ
Town setting
Schools nearby
Within 2.5 kmThorpe House School
Independent · 367m away
Gayhurst School
Independent · 967m away
Maltman's Green School
Independent · 1.1km away
St Joseph's Catholic Primary School
Primary · 1.1km away
Chalfont St Peter CofE Academy
Primary · 1.7km away
Robertswood School
Primary · 2.2km away
The Chalfonts Community College
Secondary · 2.2km away
Chalfont St Peter Infant School
Primary · 2.2km away
Questions parents ask
How many pupils attend St Mary's School?
St Mary's School currently has 439 pupils on roll, according to the latest Department for Education data.
What ages does St Mary's School take?
St Mary's School caters for pupils aged 3 to 18.
Where is St Mary's School?
St Mary's School is in Gerrards Cross, SL9 8JQ, in the Buckinghamshire local authority area. The map on this page shows the exact location and nearby schools.
Does St Mary's School have a sixth form?
Yes, St Mary's School has a sixth form, so pupils can continue to A-levels or equivalent qualifications without changing school.
Premium school profiles
Researching a selective school?
We hold deep admissions intelligence on the UK's top selective schools — exam breakdowns, interview formats, and parent strategy briefs.