St Mary's School for Girls vs Colchester County High School for Girls
Side-by-side comparison of key school data
St Mary's School for Girls
Colchester
Colchester County High School for Girls
Colchester
Overview
Phase
All-through
Secondary
Type
Other independent school
Academy converter
Age Range
2–17
11–18
Gender
Girls
Girls
Religious Character
None
None
Admissions
Non-selective
Selective
Local Authority
Essex
Essex
Pupils & Capacity
Pupils
424
1198
Capacity
600
1020
Occupancy
71%
117%
FSM %
-
2.5%
Nursery
Sixth Form
Boarding
Ofsted
Overall Rating
-
Outstanding
Quality of Education
-
Outstanding
Behaviour & Attitudes
-
Outstanding
Personal Development
-
Outstanding
Leadership & Management
-
Outstanding
Last Inspected
-
Nov 2023
Performance (2026)
Progress 8
-
-
Attainment 8
60.9
79.7
GCSE Eng+Maths 5+
73.2%
98.4%
KS2 Reading
-
-
KS2 Maths
-
-
KS2 Writing
-
-
A-Level Performance (2024/25)
Average Grade
-
A-
Points Per Entry
-
45.3
Best 3 A-Levels
-
A-
AAB+ %
-
44%
Value Added
-
Average
A-Level Students
-
125
Retention
-
98%
University Destinations (2022/23 cohort)
Top-third university
-
60%
Degree course
-
92%
Any L4+ destination
-
93%
Apprenticeships
-
1%
Cohort size
-
124
A-Level Subjects
Subjects offered
0
15
Top subjects
Biology (144)
Chemistry (142)
Chemistry (132)
Mathematics (132)
Biology (126)
Mathematics (112)
Psychology (64)
Psychology (60)