Dr Challoner's Grammar School
About the school
Dr Challoner's Grammar School is a state-funded grammar school in South East England.
Latest Ofsted inspection
Published Ofsted information, current as at 31 July 2026. Inspection outcomes are not performance rankings.
- Latest inspection
- 6 November 2024
- Published
- 2 December 2024
- Inspection type
- Ungraded inspection
- Latest outcome
- Standards maintained
Previous inspection framework
These judgements are retained by Ofsted from an earlier inspection framework.
Overall effectiveness
Outstanding
Quality of education
Outstanding
Behaviour and attitudes
Outstanding
Personal development
Outstanding
Leadership and management
Outstanding
Safeguarding
Yes
Early years
Not applicable
Sixth form
Outstanding
Results and school context
GCSE and key stage 4
Attainment 8
- School
- 73.9
- Buckinghamshire
- 53.4
- England
- 46.1
Progress 8
The DfE has not published this measure for 2024/25.
- School
- N/A
- Buckinghamshire
- N/A
- England
- N/A
English and maths grade 5+
- School
- 96.20%
- Buckinghamshire
- 58.70%
- England
- 45.40%
English and maths grade 4+
- School
- 97.80%
- Buckinghamshire
- 73.80%
- England
- 64.80%
EBacc entry
- School
- 87.40%
- Buckinghamshire
- 43.30%
- England
- 40.50%
EBacc average point score
- School
- 7.12
- Buckinghamshire
- 4.79
- England
- 4.09
A levels and sixth form
Average A-level grade
- School
- A-
Average A-level points
- School
- 47.41
AAB or better
- School
- 57.80%
Pupil context and attendance
DfE context data for 2024/25. These characteristics provide context and are not quality ratings.
Pupils on roll
1368
Girls
6.65%
Boys
93.35%
SEN support
14.25%
Education, health and care plan
0.80%
English as an additional language
17.40%
Eligible for free school meals in the past six years
2.73%
Overall absence
5.17
Persistent absence
14.19
Pupil destinations
DfE destination measures from the 2024/25 release. These outcomes are published after a time lag.
After Key Stage 4
Cohort
184
Sustained education or employment
99%
Education
99%
Apprenticeship
0%
Employment
0%
Not sustained
1%
After 16–18 study
Cohort
216
Sustained education or employment
94%
Higher education
80%
Further education
0%
Apprenticeship
2%
Employment
13%