Ofsted: Good trending_up Places Available emoji_events #15 in Hounslow public Top 24% UK

Isleworth and Syon School for Boys

verifiedData: DfE 2024/25–2025/26 · Ofsted

person Co Headteacher Simon / Jo Fisher / Higginbottom (Headteacher)

corporate_fareISLEWORTH AND SYON SCHOOL FOR BOYS

location_onIsleworth, TW7 5LJ

language Visit Website phone 02085685791

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Ofsted

Good

Inspected 2023

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Students

1,099

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Attainment 8

46.2

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GCSE Rank

#17 in Hounslow

#1,799 of 4,024 nationally

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Isleworth and Syon School for Boys is a Academy converter secondary school in Isleworth, serving ages 11-18. Rated Good by Ofsted.

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School Summary

Isleworth and Syon School for Boys is an academy converter in Isleworth, Hounslow, admitting pupils aged 11-18. It has a sixth form offering post-16 education. It is part of ISLEWORTH AND SYON SCHOOL FOR BOYS. The school has approximately 951 pupils on roll, of whom 28% are eligible for free school meals.

In 2026, pupils achieved an Attainment 8 score of 46.2, placing the school #17 in Hounslow and #1,799 of 4,024 nationally. 44.40% of pupils achieved grade 5 or above in English and Maths. 21.0% of all GCSE entries were graded 9–7.

The sixth form offers 14 A-level subjects. 50.8% of A-level entries were graded A*–B, with 15.3% at A*–A. In the 2022/23 leavers cohort, 16.5% progressed to Top-Third Higher Education institutions (ranked #905 nationally), out of 63% progressing to higher education overall. A-level value added: +0.18 — students made above-average progress at sixth form.

Ofsted last inspected the school in 2023. The school's current overall rating is Good. Inspectors assessed quality of education as Good, behaviour and attitudes Good, personal development Good, and leadership and management Good.

In the most recent admissions cycle, applications were at 0.6× capacity.

The pupil-to-qualified-teacher ratio is 13.7:1. There are no current teaching vacancies.

In the 2024/25 academic year, there were no permanent exclusions. The average suspension rate was 4.9 per 1,000 pupils per term.

verified Source: DfE 2024/25–2025/26 · Ofsted

Academic Performance

verified Data: UK Gov 2024/25

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Secondary Performance Trends (KS4)

2026

Attainment 8 Score

46.2

across 8 GCSE slots

Grade 5+ E&M

44.40%

Grade 4+ E&M

59.60%

Grade 9–7 (all GCSEs)21.0%

5+ GCSEs (4+ incl. E&M)55.00%

Triple Science Entry11.10%

EBacc Slot Score13.8 / 30

2025

Attainment 8 Score

43.1

across 8 GCSE slots

Grade 5+ E&M

38.30%

Grade 4+ E&M

54.50%

Grade 9–7 (all GCSEs)12.7%

Entering EBacc6.60%

EBacc APS3.7

2024

Progress 8 Score

0.09

vs National Avg

Attainment 8

48.2

Grade 5+ E&M

44.30%

Entering EBacc16.20%

EBacc APS4.31

2023

Progress 8 Score

-0.27

vs National Avg

Attainment 8

45.5

Grade 5+ E&M

Entering EBacc13%

EBacc APS3.98

2022

Progress 8 Score

0.08

vs National Avg

Attainment 8

Grade 5+ E&M

Entering EBacc16%

EBacc APS4.61

2019

Progress 8 Score

-0.01

vs National Avg

Attainment 8

49.4

Grade 5+ E&M

Entering EBacc34%

EBacc APS4.5

2018

Progress 8 Score

0.3

vs National Avg

Attainment 8

49.1

Grade 5+ E&M

Entering EBacc49%

EBacc APS4.55

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Student Destinations (After Secondary)

This module shows what students did after finishing Key Stage 4 (GCSEs). It reflects how well the school prepares pupils for the real world.

2026

Stayed in Education / Employment

94.8%

Education (e.g. Sixth Form/College)93.8%

Apprenticeships0.5%

Employment0.5%

Not in Education / Employment (NEET)2.4%

2025

Stayed in Education / Employment

91%

Education (e.g. Sixth Form/College)89%

Apprenticeships1%

Employment1%

Not in Education / Employment (NEET)5%

2024

Stayed in Education / Employment

95%

Education (e.g. Sixth Form/College)91%

Apprenticeships1%

Employment3%

Not in Education / Employment (NEET)5%

2023

Stayed in Education / Employment

97%

Education (e.g. Sixth Form/College)94%

Apprenticeships1%

Employment1%

Not in Education / Employment (NEET)3%

2022

Stayed in Education / Employment

95%

Education (e.g. Sixth Form/College)94%

Apprenticeships0%

Employment1%

Not in Education / Employment (NEET)2%

2021

Stayed in Education / Employment

95%

Education (e.g. Sixth Form/College)91%

Apprenticeships1%

Employment3%

Not in Education / Employment (NEET)2%

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Sixth Form (A-Level) Performance

A-level results for students who stayed in sixth form at this school. Value added measures how much progress students made relative to their GCSE starting point.

2025

A-Level Value Added

+0.18

vs expected from GCSEs

Pupils make above-average progress at A-level.

Avg Grade

C+

Students

Grade Breakdown

Achieving A*4.0%

Achieving A*–A15.3%

Achieving A*–B50.8%

VA Banding Average

Retention rate97.7%

A-level subjects offered14

2024

A-Level Value Added

0.0

vs expected from GCSEs

Pupils make broadly expected progress at A-level.

Avg Grade

B-

Students

Retention rate96.10%

Post-18 Destinations 78% sustained

school Higher Education (University) 63%

handshake Apprenticeships 3%

work Employment 9%

Not sustained / NEET10%

2023

Avg Grade

C+

Students

Retention rate100.00%

Post-18 Destinations (2022/23 leavers)82.4% sustained

school Higher Education (University) 60%

stars Top-Third Universities 16.5%

handshake Apprenticeships 1.2%

work Employment 20%

Not sustained / NEET10.6%

2022

Avg Grade

B-

Students

Retention rate96.1%

Post-18 Destinations 84.9% sustained

school Higher Education (University) 69.8%

handshake Apprenticeships 0%

work Employment 14%

Not sustained / NEET8.1%

Source: DfE A Level and Other 16-18 Results & 16-19 Destination Measures

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Ranking History & Trajectory

National & Local Authority position based on DfE performance data · Methodology

Year	Secondary Overall (Nat)	LA Rank	GCSE Attainment	Progress 8 Rank	A-Level VA	Top-Third Uni	Overall Uni (HE)
2026	#1,362 / 4,024	#15	#1,799	#1	—	#905	#953
2025	#2,293 / 3,948	#19	#2,337	#1	#502	#905	#953
2024	#1,151 / 4,450	#15	#1,417	#1,360	#1,104	#905	#953
2023	#1,613 / 4,321	#17	#1,848	#2,173	—	—	#1,032
2022	#1,111 / 4,199	#12	#1,195	#1,302	—	—	#489
2019	#1,112 / 2,711	#11	#967	#1,408	—	—	—
2018	#725 / 2,537	#11	#928	#667	—	—	—

Ofsted History

Publication Timeline

Report Archive

14 November 2023

Inspection Report

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11 May 2022

Inspection Report

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07 February 2017

Inspection Report

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01 May 2013

Inspection Report

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10 August 2012

Inspection Report

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Inspection Report

Inspection History

4 Evaluations

2023-11-14

S5 Inspection EIF

Good

Education

Good

Behaviour

Good

Development

Good

Leadership

Good

verified_user Safeguarding: Met Latest Ungraded: School remains Good (Concerns) - S5 Next

2017-02-07

None Legacy

No Judgement

Education

No Judgement

2013-05-01

S5 Inspection Legacy

Good

Education

No Judgement

Behaviour

No Judgement

Development

No Judgement

Leadership

Good

Latest Ungraded: School remains Good (Concerns) - S5 Next

2010-05-12

None EIF

Good

Education

No Judgement

Behaviour

No Judgement

Development

No Judgement

Leadership

Good

Wellbeing, SEN & Pastoral Care

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Behaviour & Discipline (Suspensions & Exclusions)

Official Department for Education (DfE) data. Suspensions measure temporary removals due to behavior, while exclusions represent permanent removals.

Suspension Rate

4.9%per term

sentiment_satisfied Below Average (Good)

National average: 7.3% for this term (secondary).

Pupils Suspended 1+ Times

3.7%(38 pupils)

Spring term 2025

Represents the proportion of unique students suspended at least once in this term.

Permanent Exclusions

0pupils

verified Excellent (Zero)

National average: 7.398% of pupils excluded per term.

Pastoral Context: In the Spring term of 2025, this school served a headcount of 1,021 pupils. During this period, there were 50 temporary suspensions. The school's suspension rate was 4.9%, which is below the termly national average of 7.3%.

View Historical Disciplinary Records (2017–2025)keyboard_arrow_down

Year / Term	Headcount	Suspensions	Susp. Rate	Nat. Avg
2024/25 (Spring term)	1,021	50	4.9%	7.3%
2024/25 (Autumn term)	1,016	49	4.8%	7.8%
2023/24 (Summer term)	1,096	48	4.4%	7.4%
2023/24 (Spring term)	1,087	65	6.0%	7.1%
2023/24 (Autumn term)	1,083	47	4.3%	8.2%
2022/23 (Summer term)	1,119	68	6.1%	6.6%
2022/23 (Spring term)	1,099	42	3.8%	6.4%
2022/23 (Autumn term)	1,083	41	3.8%	5.9%
2021/22 (Summer term)	1,120	34	3.0%	4.7%
2021/22 (Spring term)	1,107	32	2.9%	4.9%
2021/22 (Autumn term)	1,100	30	2.7%	4.4%
2020/21 (Summer term)	1,119	44	3.9%	3.6%
2020/21 (Spring term)	1,118	7	0.6%	1.0%
2020/21 (Autumn term)	1,121	64	5.7%	3.9%
2019/20 (Summer term)	1,108	0	0.0%	0.0%
2019/20 (Spring term)	1,108	54	4.9%	3.2%
2019/20 (Autumn term)	1,113	54	4.9%	4.2%
2018/19 (Summer term)	1,065	54	5.1%	3.1%
2018/19 (Spring term)	1,056	60	5.7%	3.8%
2018/19 (Autumn term)	1,021	36	3.5%	3.8%
2017/18 (Summer term)	1,019	53	5.2%	3.4%
2017/18 (Spring term)	1,027	49	4.8%	3.0%
2017/18 (Autumn term)	1,037	73	7.0%	3.7%
2016/17 (Summer term)	969	65	6.7%	3.0%
2016/17 (Spring term)	965	63	6.5%	3.3%
2016/17 (Autumn term)	978	68	7.0%	3.1%

Source: DfE Suspensions and Permanent Exclusions in England. Data represents termly statistics as published by the Department for Education.

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Supported Special Educational Needs (SEN)

Primary areas of need currently supported by the school. A high number often indicates specialized internal units or high staff experience in these areas.

Social, Emotional & Mental Health 59 pupils

Speech, Language & Communication 36 pupils

Specific Learning Difficulty 16 pupils

Autistic Spectrum Disorder 15 pupils

Moderate Learning Difficulty 15 pupils

Physical Disability 2 pupils

Other Difficulty/Disability 2 pupils

Visual Impairment 1 pupils