Which is the best secondary school in Isleworth?

By 2024/25 exam results alone, Gumley House RC Convent School, FCJ ranks first of 5 ranked secondary schools in Isleworth, with an average Attainment 8 score of 56.3. Results reflect each school's cohort as well as its teaching, so treat the ranking as a starting point rather than a verdict.

How are schools in Isleworth ranked?

Secondary schools are ranked by their average Attainment 8 score in 2024/25, from the Department for Education's published results; Progress 8 is suspended nationally, so it cannot be used. Ofsted judgements are never part of the ranking, because inspections from different eras cannot fairly be compared, and special and independent schools are not ranked because their published figures do not compare fairly.

How many secondary schools are ranked in Isleworth?

5 secondary schools in Isleworth published 2024/25 results and are ranked here. Schools without published results, special schools and independent schools are listed on the area's own page instead.

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Secondary school rankings

Secondary schools in Isleworth, ranked

The 5 secondary schools here are ranked by their average Attainment 8 score in 2024/25, from the Department for Education's published results. Progress 8 is suspended nationally for 2024/25 and 2025/26, so it cannot be used.

Exam results are one part of the picture, and rankings never include Ofsted judgements: inspections from different eras cannot fairly be compared. Special schools and independent schools are not ranked, because their published figures do not compare fairly either. Each school's own page has its inspection history and context.

1
Gumley House RC Convent School, FCJ
Academy converter

66%

grade 5+ in Eng and maths

56.3

Attainment 8
2
The Green School for Girls
Academy converter

60%

grade 5+ in Eng and maths

52.5

Attainment 8
3
The Green School for Boys
Free schools

45%

grade 5+ in Eng and maths

47.1

Attainment 8
4
Bolder Academy
Free schools

41%

grade 5+ in Eng and maths

45.6

Attainment 8
5
Isleworth and Syon School for Boys
Academy converter

38%

grade 5+ in Eng and maths

43.1

Attainment 8

Common questions

Which is the best secondary school in Isleworth?: By 2024/25 exam results alone, Gumley House RC Convent School, FCJ ranks first of 5 ranked secondary schools in Isleworth, with an average Attainment 8 score of 56.3. Results reflect each school's cohort as well as its teaching, so treat the ranking as a starting point rather than a verdict.
How are schools in Isleworth ranked?: Secondary schools are ranked by their average Attainment 8 score in 2024/25, from the Department for Education's published results; Progress 8 is suspended nationally, so it cannot be used. Ofsted judgements are never part of the ranking, because inspections from different eras cannot fairly be compared, and special and independent schools are not ranked because their published figures do not compare fairly.
How many secondary schools are ranked in Isleworth?: 5 secondary schools in Isleworth published 2024/25 results and are ranked here. Schools without published results, special schools and independent schools are listed on the area's own page instead.

Exam results come from the Department for Education's school performance service and cover the 2024/25 academic year. Schools without published results for that year are not listed.