JCoSS

  • Secondary
  • Local authority maintained
  • Ages 11 to 19
Ofsted: Good

Castlewood Road, New Barnet, EN4 9GEOpen in maps

JCoSS is a secondary school in Barnet for ages 11 to 19. It is one of the 170 schools in Barnet. It ranks 15th of 27 secondary schools in Barnet. Its latest Ofsted rating is Good, from an inspection in November 2022.

Ofsted inspection

Inspected 9 November 2022, report published 9 January 2023

Overall effectiveness
Good
Quality of education
Good
Behaviour and attitudes
Outstanding
Personal development
Outstanding
Leadership and management
Good
Sixth form provision
Outstanding
Safeguarding
Met

Read the full Ofsted report

Exam results

GCSE results (key stage 4), 2024/25

190 pupils in the year group

Attainment 8 score60.9

60.9, 14.8 above the England average of 46.1.

Grade 5 or above in English and maths76.8%

76.8%, 31.4 percentage points above the England average of 45.4%.

Grade 4 or above in English and maths88.4%

88.4%, 23.6 percentage points above the England average of 64.8%.

Pupils entering the EBacc11.6%

11.6%, 28.9 percentage points below the England average of 40.5%.

EBacc average point score4.92

4.92, 0.83 above the England average of 4.09.

A level results (key stage 5), 2024/25

139 students

Average point score per A level entry43.68

43.68, 8.68 above the England average of 35.00.

Average A level grade B+, England average B-

Pupil numbers and mix

1,356 pupils on roll, with places for 1,360

Eligible for free school meals4.4%

4.4%, 22.1 percentage points below the England average of 26.5%.

English as an additional language20.1%

20.1%, 1.5 percentage points below the England average of 21.6%.

Special educational needs support8.3%

8.3%, 6.5 percentage points below the England average of 14.8%.

Education, health and care plan8.3%

8.3%, 2.3 percentage points above the England average of 6%.

Schools near JCoSS

SchoolDistanceOfstedResults
Mount House School1 mileNo Ofsted inspectionAttainment 8: 24.2
East Barnet School1 mileReport card: Strong standardAttainment 8: 53.0
Ark Pioneer Academy1 mileOfsted: OutstandingAttainment 8: 56.0
Queen Elizabeth's Girls' School1 mileReport card: Expected standard to strong standardAttainment 8: 58.6
Susi Earnshaw Theatre School1 mileNo Ofsted inspectionAttainment 8: 28.2

School details

School type
Voluntary aided school
Sector
Local authority maintained
Age range
11 to 19
Gender
Mixed
Religious character
Jewish
Sixth form
Yes
Headteacher
Dr Melanie Lee
Phone
02083442220
Website
jcoss.org
Address
Castlewood Road, New Barnet, EN4 9GE
Local authority
Barnet
URN
135747

School details from Get Information about Schools, 17 September 2026. Ofsted outcomes published to 31 August 2026. Exam results for 2024/25 from the Department for Education. Pupil mix from the school census, 2025/26.