Duncombe School vs Simon Balle All-Through School
Side-by-side comparison of key school data
Duncombe School
Hertford
Simon Balle All-Through School
Hertford
Overview
Phase
Prep
All-through
Type
Other independent school
Academy converter
Age Range
2–11
4–18
Gender
Mixed
Mixed
Religious Character
None
Does not apply
Admissions
-
Non-selective
Local Authority
Hertfordshire
Hertfordshire
Pupils & Capacity
Pupils
230
1617
Capacity
301
1037
Occupancy
76%
156%
FSM %
-
9.8%
Nursery
Sixth Form
Boarding
Ofsted
Overall Rating
-
-
Quality of Education
-
-
Behaviour & Attitudes
-
-
Personal Development
-
-
Leadership & Management
-
-
Last Inspected
Mar 2009
Apr 2024
Performance (2026)
Progress 8
-
-
Attainment 8
-
52.9
GCSE Eng+Maths 5+
-
57.4%
KS2 Reading
-
-
KS2 Maths
-
-
KS2 Writing
-
-
A-Level Performance (2024/25)
Average Grade
-
B
Points Per Entry
-
38.8
Best 3 A-Levels
-
B
AAB+ %
-
28%
Value Added
-
Above average
A-Level Students
-
89
Retention
-
96%
University Destinations (2022/23 cohort)
Top-third university
-
22%
Degree course
-
61%
Any L4+ destination
-
68%
Apprenticeships
-
6%
Cohort size
-
130
A-Level Subjects
Subjects offered
0
15
Top subjects
Mathematics (90)
Mathematics (60)
Psychology (56)
Geography (48)
English Literature (48)
Biology (40)
Sociology (36)
Economics (34)