Chatham Grammar vs Alchemy School
Side-by-side comparison of key school data
Chatham Grammar
Chatham
Alchemy School
Gillingham
Overview
Phase
Secondary
Special
Type
Academy converter
Other independent special school
Age Range
11–18
11–19
Gender
Mixed
Mixed
Religious Character
None
None
Admissions
Selective
Non-selective
Local Authority
Medway
Medway
Pupils & Capacity
Pupils
948
58
Capacity
976
120
Occupancy
97%
48%
FSM %
17.4%
-
Nursery
Sixth Form
Boarding
Ofsted
Overall Rating
-
-
Quality of Education
-
Requires Improvement
Behaviour & Attitudes
-
Requires Improvement
Personal Development
-
Good
Leadership & Management
-
Requires Improvement
Last Inspected
Oct 2023
Jul 2026
Performance (2026)
Progress 8
-
-
Attainment 8
60.6
2.2
GCSE Eng+Maths 5+
73.8%
0%
KS2 Reading
-
-
KS2 Maths
-
-
KS2 Writing
-
-
A-Level Performance (2024/25)
Average Grade
C
-
Points Per Entry
28.6
-
Best 3 A-Levels
C
-
AAB+ %
5%
-
Value Added
Below average
-
A-Level Students
86
-
Retention
95%
-
University Destinations (2022/23 cohort)
Top-third university
11%
-
Degree course
75%
-
Any L4+ destination
77%
-
Apprenticeships
1%
-
Cohort size
100
-
A-Level Subjects
Subjects offered
15
0
Top subjects
Psychology (80)
Biology (74)
Sociology (70)
English Literature (40)
English Literature (38)
Biology (38)
Sociology (38)
History (38)