Heathermount School vs St Mary's School Ascot
Side-by-side comparison of key school data
Overview
Phase
Special
Senior
Type
Other independent special school
Other independent school
Age Range
5–18
11–18
Gender
Mixed
Girls
Religious Character
-
Roman Catholic
Admissions
-
-
Local Authority
Windsor and Maidenhead
Windsor and Maidenhead
Pupils & Capacity
Pupils
94
401
Capacity
120
405
Occupancy
78%
99%
FSM %
-
-
Nursery
Sixth Form
Boarding
Ofsted
Overall Rating
-
-
Quality of Education
-
-
Behaviour & Attitudes
-
-
Personal Development
-
-
Leadership & Management
-
-
Last Inspected
Oct 2024
-
Performance (2025)
Progress 8
-
-
Attainment 8
16.7
32.2
GCSE Eng+Maths 5+
22.2%
0%
KS2 Reading
-
-
KS2 Maths
-
-
KS2 Writing
-
-
A-Level Performance (2024/25)
Average Grade
-
A-
Points Per Entry
-
47.2
Best 3 A-Levels
-
A-
AAB+ %
-
41%
Value Added
-
Average
A-Level Students
-
52
Retention
-
-
A-Level Subjects
Subjects offered
0
15
Top subjects
Mathematics (70)
Mathematics (40)
English Literature (34)
Biology (34)
Chemistry (34)
History of Art (30)
History of Art (30)
English Literature (30)