MixedState grammarThe Buckinghamshire Grammar Schools

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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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

  1. Registration opens

    1 May 2026

  2. Registration closes

    2 June 2026

  3. Exam dateNext

    10 September 2026

  4. Application deadline

    31 October 2026

  5. 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.

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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.