Ofsted: Outstanding schoolGrammar School trending_up High Demand emoji_events #1 in Buckinghamshire public Top 1% UK

Dr Challoner's High School

verifiedData: DfE 2024/25–2025/26 · Ofsted

personHead not listed

corporate_fareDR CHALLONER'S HIGH SCHOOL

location_onAmersham, HP7 9QB

language Visit Website phone 1494763296

verified

Ofsted

Outstanding

Inspected 2023

groups

Students

1,285

trending_up

Attainment 8

79.1

leaderboard

GCSE Rank

#1 in Buckinghamshire

#28 of 3,216 nationally

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Dr Challoner's High School is a Academy converter secondary school in Amersham, serving ages 11-18. Rated Outstanding by Ofsted — the highest possible grade. Highly competitive: 1.7× more applications than places — plan well ahead.

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School Summary

Dr Challoner's High School is an academy converter in Amersham, Buckinghamshire, admitting pupils aged 11-18. It has a sixth form offering post-16 education. It is part of DR CHALLONER'S HIGH SCHOOL. The school has approximately 1,358 pupils on roll, of whom 3% are eligible for free school meals.

In 2025, pupils achieved an Attainment 8 score of 79.1, placing the school #1 in Buckinghamshire and #28 of 3,216 nationally. 99.50% of pupils achieved grade 5 or above in English and Maths. 82.9% of all GCSE entries were graded 9–7.

The sixth form offers 28 A-level subjects. 83.4% of A-level entries were graded A*–B, with 57.1% at A*–A. A-level value added: 0.02 — sixth-form progress was broadly average.

Ofsted last inspected the school in 2023. The school's current overall rating is Outstanding. Inspectors assessed quality of education as Outstanding, behaviour and attitudes Outstanding, personal development Outstanding, and leadership and management Outstanding.

The school is oversubscribed — in the most recent cycle, there were 1.7× as many applications as places, making a successful application competitive.

The pupil-to-qualified-teacher ratio is 19.0:1. There are no current teaching vacancies.

In the 2024/25 academic year, there were no permanent exclusions. The average suspension rate was 0.1 per 1,000 pupils per term.

verified Source: DfE 2024/25–2025/26 · Ofsted

Academic Performance

verified Data: UK Gov 2024/25

analytics

Secondary Performance Trends (KS4)

2025

Progress 8 Score

Attainment 8

79.1

Grade 5+ E&M

99.50%

Grade 9–7 (all GCSEs)82.9%

Entering EBacc96.70%

EBacc APS7.74

2024

Progress 8 Score

1.11

vs National Avg

Attainment 8

78.2

Grade 5+ E&M

Entering EBacc97.20%

EBacc APS7.67

2023

Progress 8 Score

1.08

vs National Avg

Attainment 8

78.5

Grade 5+ E&M

Entering EBacc98%

EBacc APS7.66

2022

Progress 8 Score

1.02

vs National Avg

Attainment 8

81.2

Grade 5+ E&M

Entering EBacc95%

EBacc APS7.97

2021

Progress 8 Score

Attainment 8

Grade 5+ E&M

Entering EBacc98%

EBacc APS-

2019

Progress 8 Score

1.09

vs National Avg

Attainment 8

78.7

Grade 5+ E&M

Entering EBacc97%

EBacc APS7.73

2018

Progress 8 Score

1.14

vs National Avg

Attainment 8

76.9

Grade 5+ E&M

Entering EBacc95%

EBacc APS7.55

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Student Destinations (After Secondary)

This module shows what students did after finishing Key Stage 4 (GCSEs). It reflects how well the school prepares pupils for the real world.

2025

Stayed in Education / Employment

100%

Education (e.g. Sixth Form/College)100%

Apprenticeships0%

Employment0%

Not in Education / Employment (NEET)0%

2024

Stayed in Education / Employment

100%

Education (e.g. Sixth Form/College)100%

Apprenticeships0%

Employment0%

Not in Education / Employment (NEET)0%

2023

Stayed in Education / Employment

99%

Education (e.g. Sixth Form/College)99%

Apprenticeships0%

Employment1%

Not in Education / Employment (NEET)0%

2022

Stayed in Education / Employment

99%

Education (e.g. Sixth Form/College)99%

Apprenticeships0%

Employment0%

Not in Education / Employment (NEET)1%

2021

Stayed in Education / Employment

100%

Education (e.g. Sixth Form/College)100%

Apprenticeships0%

Employment0%

Not in Education / Employment (NEET)0%

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Sixth Form (A-Level) Performance

A-level results for students who stayed in sixth form at this school. Value added measures how much progress students made relative to their GCSE starting point.

2025

A-Level Value Added

+0.02

vs expected from GCSEs

Pupils make broadly expected progress at A-level.

Avg Grade

A-

Students

209

Grade Breakdown

Achieving A*21.9%

Achieving A*–A57.1%

Achieving A*–B83.4%

VA Banding Average

Retention rate100.0%

A-level subjects offered28

2024

A-Level Value Added

-0.06

vs expected from GCSEs

Pupils make broadly expected progress at A-level.

Avg Grade

B+

Students

184

Retention rate98.90%

2023

Avg Grade

B+

Students

192

Retention rate100.00%

2022

Avg Grade

A-

Students

188

Retention rate98.4%

Source: DfE A Level and Other 16-18 Results

Ofsted History

Publication Timeline

Report Archive

21 November 2023

Inspection Report

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29 May 2012

Inspection Report

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14 February 2012

Inspection Report

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Inspection Report

Inspection History

3 Evaluations

2023-11-21

S5 Inspection EIF

Outstanding

Education

Outstanding

Behaviour

Outstanding

Development

Outstanding

Leadership

Outstanding

2012-05-29

S5 Inspection EIF

Outstanding

Education

No Judgement

Behaviour

No Judgement

Development

No Judgement

Leadership

Outstanding

2006-10-11

None EIF

Good

Education

No Judgement

Behaviour

No Judgement

Development

No Judgement

Leadership

Good

Wellbeing, SEN & Pastoral Care

gavel

Behaviour & Discipline (Suspensions & Exclusions)

Official Department for Education (DfE) data. Suspensions measure temporary removals due to behavior, while exclusions represent permanent removals.

Suspension Rate

0.1%per term

sentiment_satisfied Below Average (Good)

National average: 7.3% for this term (secondary).

Pupils Suspended 1+ Times

0.1%(1 pupils)

Spring term 2025

Represents the proportion of unique students suspended at least once in this term.

Permanent Exclusions

0pupils

verified Excellent (Zero)

National average: 7.398% of pupils excluded per term.

Pastoral Context: In the Spring term of 2025, this school served a headcount of 1,358 pupils. During this period, there were 1 temporary suspensions. The school's suspension rate was 0.1%, which is below the termly national average of 7.3%.

View Historical Disciplinary Records (2017–2025)keyboard_arrow_down

Year / Term	Headcount	Suspensions	Susp. Rate	Nat. Avg	Perm. Excl.
2024/25 (Spring term)	1,358	1	0.1%	7.3%	0
2024/25 (Autumn term)	1,363	1	0.1%	7.8%	0
2023/24 (Summer term)	1,313	1	0.1%	7.4%	0
2023/24 (Spring term)	1,315	6	0.5%	7.1%	0
2023/24 (Autumn term)	1,313	0	0.0%	8.2%	0
2022/23 (Summer term)	1,286	4	0.3%	6.6%	2
2022/23 (Spring term)	1,285	7	0.5%	6.4%	0
2022/23 (Autumn term)	1,289	0	0.0%	5.9%	0
2021/22 (Summer term)	1,288	1	0.1%	4.7%	0
2021/22 (Spring term)	1,288	0	0.0%	4.9%	0
2021/22 (Autumn term)	1,289	0	0.0%	4.4%	0
2020/21 (Summer term)	1,243	0	0.0%	3.6%	0
2020/21 (Spring term)	1,248	0	0.0%	1.0%	0
2020/21 (Autumn term)	1,250	0	0.0%	3.9%	0
2019/20 (Summer term)	1,216	0	0.0%	0.0%	0
2019/20 (Spring term)	1,216	3	0.2%	3.2%	0
2019/20 (Autumn term)	1,217	0	0.0%	4.2%	0
2018/19 (Summer term)	1,220	0	0.0%	3.1%	0
2018/19 (Spring term)	1,224	1	0.1%	3.8%	0
2018/19 (Autumn term)	1,225	5	0.4%	3.8%	0
2017/18 (Summer term)	1,180	9	0.8%	3.4%	0
2017/18 (Spring term)	1,181	0	0.0%	3.0%	0
2017/18 (Autumn term)	1,181	2	0.2%	3.7%	0
2016/17 (Summer term)	1,133	0	0.0%	3.0%	0
2016/17 (Spring term)	1,135	0	0.0%	3.3%	0
2016/17 (Autumn term)	1,139	0	0.0%	3.1%	0

Source: DfE Suspensions and Permanent Exclusions in England. Data represents termly statistics as published by the Department for Education.

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Supported Special Educational Needs (SEN)

Primary areas of need currently supported by the school. A high number often indicates specialized internal units or high staff experience in these areas.

Social, Emotional & Mental Health 16 pupils

Specific Learning Difficulty 13 pupils

Autistic Spectrum Disorder 5 pupils

Speech, Language & Communication 1 pupils

Hearing Impairment 1 pupils

Visual Impairment 1 pupils

Multi-Sensory Impairment 1 pupils

Physical Disability 1 pupils

Other Difficulty/Disability 1 pupils

health_and_safety

Parent View on Pastoral Care

Results from the official Ofsted Parent View survey, reflecting direct parent sentiment regarding the school environment.

My child is happy at this school.

90.0%Positive

My child feels safe at this school.

90.0%Positive

My child has been bullied and the school dealt with the bullying quickly and effectively.

15.0%Positive

View All Survey Responseskeyboard_arrow_down

The school makes sure its pupils are well behaved.

strongly agree45%

agree45%

strongly disagree10%

The school makes me aware of what my child will learn during the year.

strongly agree30%

agree60%

strongly disagree10%

When I have raised concerns with the school they have been dealt with properly

strongly agree35%

agree20%

disagree5%

strongly disagree10%

don't know5%

not applicable25%

Does your child have special educational needs and/or disabilities (SEND)?

My child has special educational needs and/or disabilities, and the school gives them the support they need to succeed.

The school has high expectations for my child.

strongly agree80%

agree10%

disagree5%

strongly disagree5%

My child does well at this school.

strongly agree70%

agree25%

strongly disagree5%

The school lets me know how my child is doing.

strongly agree50%

agree35%

disagree5%

strongly disagree10%

There is a good range of subjects available to my child at this school.

strongly agree65%

agree30%

strongly disagree5%

My child can take part in clubs and activities at this school.

strongly agree70%

agree30%

The school supports my child's wider personal development.

strongly agree70%

agree20%

disagree5%

strongly disagree5%

I would recommend this school to another parent.

yes90%

no10%

Top Secondary Schools in Buckinghamshire

Other highly-ranked schools in the same local authority

View all arrow_forward

Beaconsfield High School

Outstanding

location_on Beaconsfield, HP9 1RR

emoji_events #2 in LA

Chesham Grammar School

Outstanding

location_on Chesham, HP5 1BA

emoji_events #3 in LA

The Royal Grammar School, High Wycombe

Good

location_on High Wycombe, HP13 6QT

emoji_events #4 in LA

Aylesbury Grammar School

Outstanding

location_on Aylesbury, HP21 7RP

emoji_events #5 in LA

Wycombe High School

Outstanding

location_on High Wycombe, HP11 1TB

emoji_events #6 in LA

Dr Challoner's Grammar School

Outstanding

location_on Amersham, HP6 5HA

emoji_events #7 in LA

View all schools in Buckinghamshire arrow_forward

School Summary

Academic Performance

Secondary Performance Trends (KS4)

Student Destinations (After Secondary)

Sixth Form (A-Level) Performance

Ofsted History

Publication Timeline

Inspection History

Admissions Insight

How Places Are Allocated

Selective Admission (Grammar)

Distance to School

School Capacity

Secondary Admission Trends

Students & School Environment

School Size

Language Diversity

Inclusive Support

Attendance

Ethnicity Breakdown

Wellbeing, SEN & Pastoral Care

Behaviour & Discipline (Suspensions & Exclusions)

Supported Special Educational Needs (SEN)

Parent View on Pastoral Care

My child is happy at this school.

My child feels safe at this school.

My child has been bullied and the school dealt with the bullying quickly and effectively.

The school makes sure its pupils are well behaved.

The school makes me aware of what my child will learn during the year.

When I have raised concerns with the school they have been dealt with properly

Does your child have special educational needs and/or disabilities (SEND)?

My child has special educational needs and/or disabilities, and the school gives them the support they need to succeed.

The school has high expectations for my child.

My child does well at this school.

The school lets me know how my child is doing.

There is a good range of subjects available to my child at this school.

My child can take part in clubs and activities at this school.

The school supports my child's wider personal development.

I would recommend this school to another parent.

Funding & Staffing

School Funding Allocation

Funding Breakdown

Staffing

Teacher Turnover

Top Secondary Schools in Buckinghamshire

Beaconsfield High School

Chesham Grammar School

The Royal Grammar School, High Wycombe

Aylesbury Grammar School

Wycombe High School

Dr Challoner's Grammar School