Chesham Grammar School
Chesham, Buckinghamshire, South East · HP5 1BA
Chesham Grammar School pairs sustained academic strength with consistently high marks from inspectors across every area of its work. A large mixed grammar in Chesham, Buckinghamshire, it currently teaches around 1,326 pupils against a stated capacity of 1,219, so it is operating comfortably above its intended size. Entry at 11 is selective, with 180 places each year, and a sixth form that Ofsted judged Outstanding. With a low proportion of pupils on free school meals and a sizeable number who speak English as an additional language, it draws an academically focused community.
1,326
Pupils
Not judged
Ofsted
180
Places (PAN)
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Open in Google Maps ↗Overview & data
- Gender
- Mixed
- Type
- state grammar school
- Pupils
- 1,326
- Pupil:teacher ratio
- 18.6
- Location
- Chesham, Buckinghamshire, South East
- Website
- http://www.cheshamgrammar.org
Entrance & admissions
- Consortium
- The Buckinghamshire Grammar Schools
- Exam board
- GL Assessment
- Subjects tested
- Maths, Non-Verbal Reasoning, Verbal Reasoning
- Places (PAN)
- 180
- Entry age
- 11
Key dates· 2027 entry
Registration opens
1 May 2026
Registration closes
2 June 2026
Exam dateNext
10 September 2026
Application deadline
31 October 2026
Offers date
1 March 2027
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Latest results
Attainment 8
74
National average 46.9
GCSE grade 5+ (English & Maths)
97%
National average 47%
Teaching & academics
Results sit well above national benchmarks: an Attainment 8 score of 74 compares with a national average of 46.9, and 97% of pupils secure grade 5 or above in English and Maths against a national figure of 47%. Ofsted rated quality of education, leadership and sixth form provision all Outstanding, a picture echoed in behaviour and personal development. The pupil-to-teacher ratio of 18.6 is typical for a large school of this kind.
Learning support & SEN
- SEN support
- 3.17%
- EHC plans
- 0.83%
- English as additional language
- 12.3%
- Free school meals
- 2.1%
Ethos & heritage
- Boarding
- No
Inspection reports
- Ofsted overall
- Not judged
- Quality of education
- Outstanding
- Behaviour & attitudes
- Outstanding
- Last inspected
- 4 March 2025
The last word
A high-performing, oversubscribed grammar where strong results and Outstanding inspection judgements go hand in hand. Families should expect a genuinely competitive 11+ via the Buckinghamshire consortium.
The Passmate verdict
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Chesham Grammar School 11+: frequently asked questions
Where is Chesham Grammar School located?
Chesham Grammar School is located at White Hill, Chesham, HP5 1BA.
What type of school is Chesham Grammar School?
Chesham Grammar School is a state grammar school in South East.
What subjects does Chesham Grammar School test in the 11+?
Chesham Grammar School tests Maths, Non-Verbal Reasoning and Verbal Reasoning at 11+.
Which exam board does Chesham Grammar School use for the 11+?
Chesham Grammar School's 11+ uses GL Assessment.
When is the Chesham Grammar School 11+ exam?
For the 2027 entry, the Chesham Grammar School 11+ exam is on 10 September 2026.
How do I apply to Chesham Grammar School?
For 2027 entry, registration opens on 1 May 2026, registration closes on 2 June 2026 and the application deadline is 31 October 2026.
When are Chesham Grammar School 11+ offers released?
For 2027 entry, Chesham Grammar School releases offers on 1 March 2027.
Which consortium does Chesham Grammar School belong to?
Chesham Grammar School is part of the The Buckinghamshire Grammar Schools consortium.
How many places does Chesham Grammar School offer?
Chesham Grammar School has a published admission number of 180 places.
How many pupils attend Chesham Grammar School?
Chesham Grammar School has approximately 1,326 pupils on roll.
What is Chesham Grammar School's Ofsted rating?
Chesham Grammar School was rated "Not judged" by Ofsted at its inspection on 4 March 2025.
Compiled from public data. Last checked June 2026.