Kingston Grammar School vs Tiffin School
Side-by-side comparison of key school data
Kingston Grammar School
Kingston upon Thames
Tiffin School
Kingston upon Thames
Overview
Phase
Senior
Secondary
Type
Other independent school
Academy converter
Age Range
11–19
11–18
Gender
Mixed
Boys
Religious Character
None
Christian
Admissions
Selective
Selective
Local Authority
Kingston upon Thames
Kingston upon Thames
Pupils & Capacity
Pupils
1006
1478
Capacity
1100
1400
Occupancy
91%
106%
FSM %
-
3.4%
Nursery
Sixth Form
Boarding
Ofsted
Overall Rating
-
Good
Quality of Education
-
Good
Behaviour & Attitudes
-
Outstanding
Personal Development
-
Outstanding
Leadership & Management
-
Good
Last Inspected
-
May 2022
Performance (2026)
Progress 8
-
-
Attainment 8
42.6
83.1
GCSE Eng+Maths 5+
0%
100%
KS2 Reading
-
-
KS2 Maths
-
-
KS2 Writing
-
-
A-Level Performance (2024/25)
Average Grade
A
A
Points Per Entry
50.3
49.4
Best 3 A-Levels
A
A
AAB+ %
53%
67%
Value Added
Above average
Above average
A-Level Students
131
276
Retention
-
100%
University Destinations (2022/23 cohort)
Top-third university
-
79%
Degree course
-
94%
Any L4+ destination
-
96%
Apprenticeships
-
2%
Cohort size
-
255
A-Level Subjects
Subjects offered
15
15
Top subjects
Mathematics (164)
Mathematics (160)
Economics (84)
Geography (74)
English Literature (72)
Economics (68)
Chemistry (64)
Psychology (64)
Mathematics (438)
Mathematics (398)
Physics (188)
Mathematics (Further) (188)
Chemistry (182)
Economics (176)
Chemistry (176)
Economics (160)