St Mary's Catholic Primary School, Isleworth

A good voluntary aided school school in Hounslow. Explore Ofsted ratings, admissions information, and performance data for St Mary's Catholic Primary School, Isleworth.

Isleworth, TW77EE Ofsted: Good Age 3-11 Mixed intake
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Performance Score

Overall school rating

64

/ 100

Primary weighted harmonic mean of 3 indicators

Indicators used for Primary schools

KS2 pupils meeting expected standard
73.0
/ 100 normalized
Weight: 40.0%
Raw: 86.0%
KS2 pupils exceeding expected standard
49.4
/ 100 normalized
Weight: 30.0%
Raw: 7.0%
Ofsted inspection outcome
75.0
/ 100 normalized
Weight: 30.0%
Raw: Good

How we weight each phase

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Primary schools

  • KS2 pupils meeting expected standard 40.0%
  • KS2 pupils exceeding expected standard 30.0%
  • Ofsted inspection outcome 30.0%

Secondary schools

  • Progress 8 score 40.0%
  • English & Maths grade 4+ % 30.0%
  • Ofsted inspection outcome 30.0%

All-through schools

  • Progress 8 score 25.0%
  • English & Maths grade 4+ % 20.0%
  • KS2 pupils meeting expected standard 20.0%
  • KS2 pupils exceeding expected standard 15.0%
  • Ofsted inspection outcome 20.0%

Secondary with Sixth Form schools

  • Progress 8 score 20.0%
  • English & Maths grade 4+ % 20.0%
  • Continue in education or training 20.0%
  • Sustained employment 20.0%
  • Ofsted inspection outcome 20.0%

Sixth Form Only schools

  • Continue in education or training 40.0%
  • Sustained employment 30.0%
  • Ofsted inspection outcome 30.0%

Special schools

  • Ofsted inspection outcome 100.0%

Alternative Provision schools

  • Ofsted inspection outcome 100.0%

Independent schools

  • Ofsted inspection outcome 100.0%

Ofsted Inspection

Official inspection outcomes

Good
Overall effectiveness
Good
Last inspected
24 April 2012
Previous grade
Good
Quality of education
9
Behaviour & attitudes
9
Personal development
9
Leadership & management
Good
Safeguarding
9

Source: Ofsted inspection outcomes. Grades: Outstanding, Good, Requires Improvement, Inadequate.

Contact Information

How to reach this school

Source: GIAS
Address
South Street
Isleworth, TW77EE

Location

Find the school on the map

Source: Geocoding

School Information

Basic details and characteristics

Source: GIAS
URN
102528
Type
Voluntary aided school
Phase
Primary
Address
South Street, Isleworth, TW7 7EE
Age range
3-11
Gender
Mixed
Religious character
Roman Catholic
School status
Open
Capacity
420 pupils
Setting
Urban: Nearer to a major town or city
Diocese
Archdiocese of Westminster
Sixth Form
No
Nursery
Yes

School Performance Data

Official government statistics

Source: DfE

School Demographics

Total Pupils
415
Free School Meals
11.5% (48 pupils)
Special Educational Needs
1.2% (5 pupils)

Daily Attendance

Attendance Rate
95.3%
Excellent
Persistent Absence
12.6%
Missing 10%+ of school days

Detailed Performance Metrics

Meeting Expected Standard:
86.0%
Exceeding Expected Standard:
7.0%
Reading Score:
107.0
Maths Score:
109.0
Grammar Score:
110.0

Key Performance Indicators

Reading, Writing & Maths (Expected):
86.0 (+27.2 vs average)
Low Persistent Absence:
12.6 (4.9 below average)

Historical Performance

Year Mat Average Read Average
2024 109.0 107.0
2023 105.0 107.0

Historical data shows year-over-year performance trends

Calculated Fields

Derived insights and analysis

Source: Calculated

Class Size Information

Average Class Size
23 pupils
Very Good
Pupils per Year Group
46
Average across all year groups
Total School Size
415 pupils
3-11

Performance Trend

Improving trend (+2.0 per year)

Up 2.0% over 3 years

📈

From the School Website

Information extracted from the school's own website

Source: School Website

Ethos & Values

"With Christ in our hearts we grow in love to help others"

St Mary’s is a Catholic Primary and Nursery School within the Diocese of Westminster. It is founded for the education of Catholic children of the parishes of: Our Lady of Sorrows & St Bridget’s, Isleworth; St Vincent de Paul, Osterley; St Margaret of Scotland, St Margaret’s Twickenham. Whilst we are a Catholic School, the Governing body welcomes applications from those of all faiths and beliefs who are ready to embrace our ethos and values.

Head Teacher's Message

I am proud to be leading this outward facing inspirational community of learners with a passionate team of staff, dedicated governors, supportive parents and happy, engaged children. We would love you to come and visit our school and see what makes St Mary’s, Isleworth so unique. – Mr F Marsh, Headteacher

Extracurriculars

Clubs

Minnie Vinnies Friends of St Mary's Isleworth (FOSMI) School Council Pupil Leadership Sports Leaders

Curriculum Highlights

Outstanding Early Years unit with learning based on exploration and play, tailored to children's needs and interests, with a personalised approach. Creative and innovative curriculum designed to develop curiosity, ignite passion for learning and empower pupils to realise and exceed expectations; holistic education.

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