The Cottesloe School vs Overstone Combined School
Side-by-side comparison of key school data
The Cottesloe School
Aylesbury
Overview
Phase
Secondary
Primary
Type
Foundation school
Foundation school
Age Range
11–18
3–11
Gender
Mixed
Mixed
Religious Character
None
None
Admissions
Non-selective
-
Local Authority
Buckinghamshire
Buckinghamshire
Pupils & Capacity
Pupils
1190
180
Capacity
1105
218
Occupancy
108%
83%
FSM %
17.2%
25.0%
Nursery
Sixth Form
Boarding
Ofsted
Overall Rating
-
-
Quality of Education
Requires Improvement
Requires Improvement
Behaviour & Attitudes
Requires Improvement
Good
Personal Development
Good
Good
Leadership & Management
Requires Improvement
Requires Improvement
Last Inspected
Mar 2026
Jul 2025
Performance (2026)
Progress 8
-
-
Attainment 8
46.9
-
GCSE Eng+Maths 5+
45.1%
-
KS2 Reading
-
53%
KS2 Maths
-
59%
KS2 Writing
-
50%
A-Level Performance (2024/25)
Average Grade
C
-
Points Per Entry
29.9
-
Best 3 A-Levels
C
-
AAB+ %
5%
-
Value Added
Below average
-
A-Level Students
70
-
Retention
96%
-
University Destinations (2022/23 cohort)
Top-third university
14%
-
Degree course
69%
-
Any L4+ destination
75%
-
Apprenticeships
4%
-
Cohort size
72
-
A-Level Subjects
Subjects offered
15
0
Top subjects
Geography (52)
Mathematics (52)
Mathematics (38)
Psychology (38)
English Language (36)
Geography (36)
Chemistry (30)
History (26)