St Mary's School, Gerrards Cross
St Mary's School is an independent school for girls aged 3 to 18 in Gerrards Cross. It has an Anglican religious character. It is inspected by the Independent Schools Inspectorate (ISI) rather than Ofsted; its most recent ISI inspection was a non-routine inspection in November 2024.
Data last updated 26 Oct 2026
St Mary's School in detail
St Mary's School in its own words
In its own words: "At St Mary’s, our aims and values are at the heart of everything we do. We are committed to providing an excellent, aspirational education within a caring and happy community, where every pupil is known as an individual, encouraged to believe in themselves and supported to achieve their full potential."
From the headteacher's welcome: "St Mary’s has always been a school with a strong sense of purpose: a community built on ambition, opportunity, kindness and care, where every pupil is encouraged to discover their strengths and achieve more than they thought possible. As we look ahead, we are preparing to begin an exciting new chapter in that story."
Clubs and activities named on the school's website include football, netball, cricket, tennis, gymnastics, basketball, badminton, swimming, dance and drama.
The school runs a breakfast club and after-school care.
Coming up: an admissions event on Saturday 7 November 2026 and an open day on Saturday 7 November 2026. Check the school's website before you go, as dates can change.
All school open days in Buckinghamshire
Vision and values (school website)Headteacher's welcome (school website)Clubs (school website)Wraparound care (school website)
Source: The school's own website
Results
The Department for Education's GCSE measures do not count IGCSEs, which many independent schools take instead of GCSEs, so the Attainment 8 and English and maths figures it publishes for St Mary's School can understate its results. We do not rank or compare them; ask the school for its own GCSE and IGCSE results.
Compared with nearby schools
The nearest other independent schools to St Mary's School are Thorpe House School (0.2 miles), Gayhurst School (0.6 miles), Maltman's Green School (0.7 miles) and Teikyo School UK (3 miles).
Thorpe House SchoolGayhurst SchoolMaltman's Green SchoolTeikyo School UK
Where pupils go next
Of the 24 students who left the sixth form in 2023/24, 67% went on to university or other higher education and 17% into work.
Who goes there
In 2026, 175 pupils (44.8%) received SEN support and 11 (2.8%) had an education, health and care plan.
Getting there
The nearest railway station is Gerrards Cross Rail Station, about 510 metres away (roughly a 6-minute walk).
4 bus stops are within a five-minute walk; the closest is St Mary's School (outside), 120 metres away.
The area around the school
Measured by the 2025 English Indices of Deprivation, the neighbourhood St Mary's School stands in is among the 10% least deprived neighbourhoods in England. This describes where the school is, not where its pupils live.
Sources: DfE school performance data (averages: state mainstream schools); DfE destination measures; DfE school census and special educational needs statistics; NaPTAN (Department for Transport); English Indices of Deprivation 2025 (MHCLG); data.police.uk street-level crime
Key Information
DfE GIASISI Inspection Reports
Independent schools in England are inspected by the Independent Schools Inspectorate (ISI), not Ofsted.
Non-Routine Inspection
4 November 2024
Routine Inspection
28 November 2023
Educational Quality / Focused Compliance
24 September 2019
Regulatory Compliance
22 March 2017
Standard
1 January 2011
Fees for 2026/27
Day fees, per year
£14,415 to £27,744
depending on year group
| Reception | £14,415 a year |
| Year 1 | £19,320 a year |
| Year 2 | £19,320 a year |
| Year 3 | £21,528 a year |
| Year 4 | £21,528 a year |
| Year 5 | £21,903 a year |
| Year 6 | £21,903 a year |
| Year 7-11 | £27,744 a year |
| Year 12-13 | £26,676 a year |
Including VAT. From the school's own fee schedule; check with the school before you rely on it.
Private school fees in Buckinghamshire - 10 schools' published fees side by side
At a Glance
No
Boarding
Yes
Nursery
Yes
Sixth Form
No
Special Measures
Secondary Performance (GCSE)
The Department for Education's GCSE measures do not count IGCSEs, which many independent schools take instead of GCSEs, so the Attainment 8 and English and maths figures it publishes for St Mary's School can understate its results. We do not rank or compare them; ask the school for its own GCSE and IGCSE results.
GCSE Subjects Offered
2025/26 academic year - entries by number of pupils
How Does This School Compare?
Ranked against 5 nearby all-through schools
Latest from St Mary's School
St Mary’s Celebrates GCSE Success
1 Sep 2026
St Mary’s School to become co-educational in landmark moment in its 154-year history
1 Sep 2026
Outstanding A Level Results at St Mary’s
13 Aug 2026
A Spectacular End to the School Year
7 Jul 2026
Shakespeare Like You’ve Never Seen It Before
7 Jul 2026
Smiles and Sporting Spirit Shine at Pre-Prep Sports Day
7 Jul 2026
From St Mary's School's website. School Signal is not affiliated with the school.
Social & online
Keep up with St Mary's School
Before and after school care
Clubs on Ofsted's childcare register at or near St Mary's School.
- Camp Beaumont - St Mary'sAt the school · Not yet graded
- Teachitright Limited370m away · Not yet graded
- SDE Gerrards Cross520m away · Not yet graded
Getting There
Train Stations
Bus Stops
Safety and surroundings
Road collisions within 500 m (2021 to 2025)
- Collisions
- 2
- Fatal
- 0
- Serious
- 1
- Children hurt
- 1
Within 500 m of the school's mapped location, police recorded 2 road collisions in which someone was injured in 2021 to 2025: none fatal, 1 serious and 1 slight.
1 child aged 0 to 15 was hurt.
0 of the collisions happened on a weekday between 08:00 and 09:30 or 14:45 and 16:30, holidays included.
The typical figure for schools in Buckinghamshire is 4 (the median across 274 schools, same distance and years).
Serious and slight counts use the Department for Transport's severity adjustment, which allows for changes in how police forces record injuries; they are estimates, rounded to whole numbers. Distances are in a straight line. Source: Department for Transport, Road Safety Data (STATS19), Open Government Licence v3.0.
Commute and house prices
Capacity & Demand
School Occupancy
82%
Available places
391 pupils
475 places
84 spare places
as recorded on GIAS
Area Demand Pressure - Gerrards Cross
Based on MHCLG Live Table 122 (2024-25, last 5 years) for Gerrards Cross
Across Buckinghamshire council
Places available
6,847
Applications
6,535
Got 1st preference
76.7%
Got preferred school
93.9%
All secondary applications across Buckinghamshire council (2026/27), not just this school.
SEND & SEN Provision
SEN Overview
175
SEN Support
11
EHC Plans
47.6%
of Total Pupils
2026 academic year
Provision & Specialist Facilities
Pupils by Need Type
No need-level breakdown available
Pupil Demographics
Key Indicators
391
Total Pupils
0
Boys
391
Girls
2026 academic year
Feeder Primary Schools
Primary schools that likely feed into this school, based on proximity
Questions parents ask about St Mary's School
What are GCSE results like at St Mary's School?
The Department for Education's GCSE measures do not count IGCSEs, which many independent schools take instead of GCSEs, so the Attainment 8 and English and maths figures it publishes for St Mary's School can understate its results. We do not rank or compare them; ask the school for its own GCSE and IGCSE results.
When was St Mary's School last inspected?
St Mary's School is inspected by the Independent Schools Inspectorate (ISI) rather than Ofsted. Its most recent ISI inspection was a non-routine inspection in November 2024.
How many pupils go to St Mary's School?
St Mary's School has around 391 pupils on roll.
How do I apply to St Mary's School?
St Mary's School is an independent school and runs its own admissions rather than going through the local authority. Contact the school directly for entry requirements, assessment dates, fees and any bursaries.
Does St Mary's School have a breakfast club or after-school club?
Ofsted's childcare register lists an out-of-school club at the school: Camp Beaumont - St Mary's (registered, not yet graded). There are 2 more within a kilometre. The school may also run its own clubs, which don't have to register with Ofsted.
How many road collisions happen near St Mary's School?
Within 500 m of the school's mapped location, police recorded 2 road collisions in which someone was injured in 2021 to 2025: none fatal, 1 serious and 1 slight. 1 child aged 0 to 15 was hurt. 0 of the collisions happened on a weekday between 08:00 and 09:30 or 14:45 and 16:30, holidays included. The typical figure for schools in Buckinghamshire is 4 (the median across 274 schools, same distance and years).
Where is St Mary's School?
St Mary's School is at Packhorse Road, Gerrards Cross, Buckinghamshire, SL9 8JQ.
Source: Department for Transport, Road Safety Data (STATS19)