Glenthorne High School

Secondary
Academy
Ages 11 to 18

Report card: Strong standard to exceptional

Sutton Common Road, Sutton, SM3 9PSOpen in maps (opens in a new tab)

Glenthorne High School is a secondary school in Sutton for ages 11 to 18. It is one of the 72 schools in Sutton. It ranks 6th of 15 secondary schools in Sutton. Its latest Ofsted outcome is a report card, from an inspection in January 2026.

Ofsted report card

Inspected 6 January 2026, report published 23 March 2026

Each area is graded from urgent improvement to exceptional, and safeguarding is either met or not met.

Inclusion: Exceptional
Curriculum and teaching: Strong standard
Achievement: Strong standard
Attendance and behaviour: Strong standard
Personal development and wellbeing: Exceptional
Leadership and governance: Strong standard
Post-16 provision: Strong standard
Safeguarding: Met

Read the full Ofsted report (opens in a new tab)

Exam results

GCSE results (key stage 4), 2024/25

270 pupils in the year group

Attainment 8 score61.6

61.6, 15.5 above the England average of 46.1.

Grade 5 or above in English and maths75.2%

75.2%, 29.8 percentage points above the England average of 45.4%.

Grade 4 or above in English and maths87.8%

87.8%, 23 percentage points above the England average of 64.8%.

Pupils entering the EBacc75.2%

75.2%, 34.7 percentage points above the England average of 40.5%.

EBacc average point score5.80

5.80, 1.71 above the England average of 4.09.

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

182 students

Average point score per A level entry38.87

38.87, 3.87 above the England average of 35.00.

Average A level grade B, England average B-

Pupil numbers and mix

1,754 pupils on roll, with places for 1,558

Eligible for free school meals13.2%

13.2%, 13.3 percentage points below the England average of 26.5%.

English as an additional language27.1%

27.1%, 5.5 percentage points above the England average of 21.6%.

Special educational needs support8.4%

8.4%, 6.4 percentage points below the England average of 14.8%.

Education, health and care plan4.6%

4.6%, 1.4 percentage points below the England average of 6%.

Schools near Glenthorne High School

School	Distance	Ofsted	Results
Greenshaw High School	0.8 miles	Ofsted judgements: Good to outstanding	Attainment 8: 57.7
Carshalton Boys Sports College	1 mile	Ofsted: Good	Attainment 8: 45.0
Harris Academy Morden	1 mile	Ofsted: Outstanding	Attainment 8: 46.6
Sutton Grammar School	1 mile	Ofsted: Good	Attainment 8: 80.3
Cheam High School	1 mile	Ofsted judgements: Good to outstanding	Attainment 8: 50.7

School details

School type: Academy converter
Sector: Academy
Trust: THE WILLOW LEARNING TRUST
Age range: 11 to 18
Gender: Mixed
Sixth form: Yes
Headteacher: Dr Sarah Peacock
Phone: 02086446307
Website: glenthorne.sutton.sch.uk (opens in a new tab)
Address: Sutton Common Road, Sutton, SM3 9PS
Local authority: Sutton
URN: 136914

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.