GirlsState grammarThe Buckinghamshire Grammar Schools

Dr Challoner's High School

Amersham, Buckinghamshire, South East · HP7 9QB

A selective girls' grammar in Amersham, Dr Challoner's High School has earned an Ofsted rating of Outstanding across every category, from quality of education to sixth form. With roughly 1,358 girls on roll against a capacity of 1,145, it is a large and clearly oversubscribed school. Entry at 11 is competitive and managed through The Buckinghamshire Grammar Schools consortium. The pupil intake is relatively diverse linguistically, with around one in six speaking English as an additional language.

1,358

Pupils

Outstanding

Ofsted

180

Places (PAN)

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Overview & data

Gender
Girls
Type
state grammar school
Pupils
1,358
Pupil:teacher ratio
18.7
Location
Amersham, Buckinghamshire, South East
Website
http://challonershigh.com/

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

79.1

National average 46.9

GCSE grade 5+ (English & Maths)

100%

National average 47%

Teaching & academics

The academic results are exceptional. The average Attainment 8 score of 79.1 sits far above the national average of 46.9, and every pupil achieves grade 5 or above in English and Maths against a national figure of just 47%. With a pupil-to-teacher ratio of about 18.7 and an Outstanding judgement for quality of education, this is a school built for academically able girls who will thrive in a demanding environment.

Learning support & SEN

SEN support
2.8%
EHC plans
0.29%
English as additional language
15.8%
Free school meals
2.5%

Ethos & heritage

Boarding
No

Inspection reports

Ofsted overall
Outstanding
Quality of education
Outstanding
Behaviour & attitudes
Outstanding
Last inspected
21 November 2023

The last word

An academically elite girls' grammar where strong results and an across-the-board Outstanding rating come hand in hand with fierce competition for the 180 places at 11.

The Passmate verdict

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Dr Challoner's High School 11+: frequently asked questions

Where is Dr Challoner's High School located?

Dr Challoner's High School is located at Cokes Lane, Little Chalfont, Amersham, HP7 9QB.

What type of school is Dr Challoner's High School?

Dr Challoner's High School is a state grammar school in South East.

What subjects does Dr Challoner's High School test in the 11+?

Dr Challoner's High School tests Maths, Non-Verbal Reasoning and Verbal Reasoning at 11+.

Which exam board does Dr Challoner's High School use for the 11+?

Dr Challoner's High School's 11+ uses GL Assessment.

When is the Dr Challoner's High School 11+ exam?

For the 2027 entry, the Dr Challoner's High School 11+ exam is on 10 September 2026.

How do I apply to Dr Challoner's High 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 Dr Challoner's High School 11+ offers released?

For 2027 entry, Dr Challoner's High School releases offers on 1 March 2027.

Which consortium does Dr Challoner's High School belong to?

Dr Challoner's High School is part of the The Buckinghamshire Grammar Schools consortium.

How many places does Dr Challoner's High School offer?

Dr Challoner's High School has a published admission number of 180 places.

How many pupils attend Dr Challoner's High School?

Dr Challoner's High School has approximately 1,358 pupils on roll.

What is Dr Challoner's High School's Ofsted rating?

Dr Challoner's High School was rated "Outstanding" by Ofsted at its inspection on 21 November 2023.

Compiled from public data. Last checked June 2026.