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Hounslow

Isleworth and Syon School for Boys

Hounslow·Secondary·London·Academy converter·TW7 5LJ
URN: 137940GoodOfsted published 18 Dec 2023
43.1
Attainment 8
National avg ≈ 46.4 · 2024/2025
+0.09
Progress 8
2023/2024 · CI: [-0.12, 0.29]
50.3%
5+ Eng & Maths
Grade 5+ in both · 2024/2025
6.6%
EBacc entry
% entering EBacc · 2024/2025
34.1
A level APS
Average points per entry · 2024/2025

Dependable results for a comprehensive intake; the journey is the main thing to weigh.

What the data says

Published data, read plainly. It tells you what to check next; it does not guarantee a place or replace your local authority’s admissions guidance.

Academic outcomes
Around average academic outcomes

Attainment 8 of 43.1 is close to the national average of around 46.

43.1
Attainment 8
50%
5+ Eng & Maths
2024/2025
Academic year
Pupil progress
Broadly average progress

Progress is close to average or statistically uncertain because the confidence interval crosses zero. This does not necessarily mean the school adds or detracts from pupil progress.

+0.09
Progress 8
[-0.12, 0.29]
Confidence interval
Getting a place
Admissions realism: not yet assessed

Admissions realism depends on your home postcode and the school's published allocation data. Enter your postcode on this page to get a more specific assessment, and always verify the latest policy on the school's official admissions page.

What to do next

Admissions and catchment

Year 7 entry · Hounslow council allocation figures, 2025–2026

Add your postcode

Add a postcode to see where you would sit against past cut-offs.

Every on-time applicant was offered a place in 2026. Add your postcode to compare with earlier years.

Why we say “Add your postcode”

  1. In 2026 Hounslow reports that every on-time applicant was offered a place (published allocation).
  2. 319 applications for 180 places in 2026 (1.8 per place).
What could change this
  • We measure a straight line from your postcode centre. The council measures from your home address, sometimes along walking routes, so treat anything near the line with care.
  • Cut-offs move every year with the number of applicants and siblings.
  • Children with an EHC plan, looked-after children and siblings are usually offered places before distance is used.
  • Past allocations never guarantee a place.

Everyone who applied on time was offered a place, so distance did not decide entry and there is no ring to draw.

Last offer distance

Furthest child offered a place.

2025
Everyone offered
2026
Everyone offered

Applications and places

Published admission number (PAN) against applications

1.8applications per place

319 applications for 180 places in 2026

Councils count applications differently (all preferences or first preferences only).

Pupils on roll

School census count against building capacity

951of 979 places

97% full. Source: Get Information about Schools, 26 September 2026. A full school can still have places in the entry year.

Sources — check them yourself

Figures collected from council publications on 27 September 2026 and shown as printed, converted to km. Years the council did not publish are left blank. Past allocations never guarantee a place.

Applications and offers

National offer day figures that councils report to the Department for Education. These are counts only: they do not show how far away the last child offered a place lived.

Year 7 entry

Year of entryPlaces offeredPut it firstFirst choices offeredApplications (any preference)
September 20261348282 (100%)318
September 20251005555 (100%)285
September 20241666969 (100%)389
September 20232017575 (100%)422
September 20221809090 (100%)441

Source: Department for Education: Primary and secondary school applications and offers, Academic year 2026/27, school-level data, published 18 June 2026. “–” means the figure was not published. The council’s own allocation figures are the official record: check Hounslow’s admissions page for cut-off distances, the admission rules and this year’s dates.

Performance over time

Attainment 8 over time

Progress 8 over time(not available 2024/25)

University destinations

Share of this school's sixth-form leavers who went on to Oxford or Cambridge, a Russell Group university, or a university in the top third by entry grades. Department for Education data for state-funded schools and colleges.

Oxford or Cambridge
0.9%
Average of 4 years (2015/16–2019/20 leavers), 277 students
687th of 2,082 in England · 11th of 17 in Hounslow
Russell Group
16.8%
Average of 4 years (2015/16–2019/20 leavers), 277 students
863rd of 2,082 in England · 9th of 17 in Hounslow
Top-third universities
22.6%
Average of 3 years (2019/20–2021/22 leavers), 240 students
915th of 2,063 in England · 10th of 17 in Hounslow
Left sixth formStudentsOxford or CambridgeRussell GroupTop-third universities
2021/22
2024-2025 tables
86Not publishedNot published22%
England 19%
2020/21
2023-2024 tables
77Not publishedNot published29%
England 24%
2019/20
2022-2023 tables
771%
England 1%
14%
England 18%
17%
England 20%
2018/19
2021-2022 tables
680%
England 1%
13%
England 15%
18%
England 17%
2017/18
2020-2021 tables
613%
England 1%
16%
England 16%
16%
England 18%
2015/16
2018-2019 tables
710%
England 1%
24%
England 14%
37%
England 19%
  • The DfE stopped publishing Oxbridge and Russell Group shares for individual schools after the 2022-23 performance tables (students who left in 2019/20). Top-third figures continue.
  • Figures are percentages of all students who finished 16 to 18 study at the school, counting those who sustained a university place in the two years after leaving.
  • Rankings use the average across years weighted by the number of students; a school needs at least 2 years and 50 students to be ranked. The top-third ranking uses the latest 3 years. Ranks are among state-funded schools and colleges.
  • '<0.5%' means above zero but under half a percent. 'Suppressed' means 5 or fewer students.
  • Source: Department for Education, 16 to 18 progression to higher education or training (Compare school and college performance, Explore education statistics).

Historical results

YearPupilsAtt8P85+ E&MEBacc %EBacc APS
2024/202516743.1—50.3%6.6%3.7
2023/202421048.2+0.0959.5%16.2%4.3
2022/202317545.5-0.2759.0%13.0%4.0
2021/202220352.0+0.0867.0%16.0%4.6

Nearby and similar schools

Other secondary schools in Hounslow for local comparison.

Hounslow hub

School information

URN137940
Local authorityHounslow
RegionLondon
PhaseSecondary
TypeAcademy converter
Gender of entryBoys
Age range11-18
HeadteacherHeadteacher Simon / Jo Fisher / Higginbottom
TrustISLEWORTH AND SYON SCHOOL FOR BOYS
AdmissionsNon-selective
Religious characterNone
PostcodeTW7 5LJ
Latest pupils167
FSM eligible25.8%

Contact and identifiers

Ridgeway Road, Isleworth, TW7 5LJ

http://www.isleworthsyon.org/View local authority page2085685791
DfE number4500
UKPRN10036707
Opened1 Mar 2012
GIAS updated10 Mar 2026

Data sources and freshness

Official record updated10 Mar 2026
Latest KS4 year2024/2025
Latest KS2 year—
Ofsted published18 Dec 2023

Latest Ofsted inspection

Good
Quality of educationGood
Behaviour and attitudesGood
Personal developmentGood
Leadership and managementGood
SafeguardingEffective
Inspection typeS5 Inspection
Category of concern—
Inspection date14 Nov 2023
Publication date18 Dec 2023
View Ofsted report