Glenthorne High School
Glenthorne High School is an academy converter in Sutton for pupils aged 11 to 18. It has 1,754 pupils on roll. The latest Ofsted rating for Glenthorne High School is Strong standard, from an inspection in March 2026. In 2026 its average Attainment 8 score was 63.6, and 80% of pupils achieved grade 5 or above in both English and maths GCSE.
Ofsted inspection: March 2026. GCSE results: 2026. A-level results: 2025.
| Type | Secondary / Academy converter |
| Age Range | 11-18 |
| Religion | Unknown |
| Address | Sutton Common Road Sutton Surrey SM3 9PS |
| Phone | 02086446307 |
| Reference Number | 136914 |
General Makeup
| Number of pupils | 1754 |
| Boy/Girl ratio |
Boys: 48.69%
Girls: 51.31% |
| Percentage of students eligible for free school meals | 14% |
| Percentage of students where English is not their first language | 28.9% |
Class Sizes
| Average size of one teacher classes | 21.7 |
Year Groups
| Year | Boys | Girls | Total |
|---|---|---|---|
| 7 | 137 | 123 | 260 |
| 8 | 130 | 130 | 260 |
| 9 | 140 | 155 | 295 |
| 10 | 120 | 168 | 288 |
| 11 | 152 | 134 | 286 |
| 12 | 87 | 96 | 183 |
| 13 | 88 | 94 | 182 |
Ethnicities
| Ethnicity | Percentage |
|---|---|
| White, British | 35.6% |
| White, Other | 10.9% |
| Chinese | 8.4% |
| Asian, Other | 8.4% |
| Indian | 7.9% |
| Pakistani | 6.2% |
| African | 5.6% |
| White & Asian | 3.8% |
| Mixed, Other | 2.6% |
| Unclassified | 2.4% |
| White & Black (Caribbean) | 1.7% |
| White & Black (African) | 1.1% |
| Caribbean | 1.1% |
| Irish | 0.3% |
Glenthorne High School is performing exceptionally well, showcasing a strong emphasis on inclusivity and personal development. The leadership has implemented effective support systems for vulnerable pupils, ensuring they achieve excellent academic outcomes and personal growth. The curriculum is ambitious and well-structured, contributing to high levels of attendance and engagement among students. Overall, the school fosters an environment where pupils thrive academically and socially, preparing them well for future educational and career opportunities.
| Overall Ofsted Rating | Strong standard |
| > Leadership & Governance | Strong standard |
| > Personal Development & Wellbeing | Exceptional |
| > Achievement | Strong standard |
| > Attendance & Behaviour | Strong standard |
| > Curriculum & Teaching | Strong standard |
| > Inclusion | Exceptional |
| > Post-16 Provision | Strong standard |
| Last Report Date | 06 Jan 2026 |
| Date | Report |
|---|---|
| 06 Jan 2026 | School inspection |
| 24 Nov 2021 | School inspection |
| 30 May 2012 | Full inspection |
| 14 Feb 2012 | Academy conversion letter |
| 30 Jun 2010 | Interim assessment |
| Previously as Glenthorne High School | |
| 25 Jun 2009 | Curriculum and development visit |
| 14 Nov 2006 | Full inspection: |
| 14 Jan 2002 | Full inspection |
Strengths
- Highly inclusive culture that supports vulnerable pupils.
- Exceptional personal development and wellbeing support.
- First-class personal development programme aligned with curriculum.
- Strong academic performance across all pupil groups.
- Well-planned curriculum that builds on prior knowledge.
- Effective pastoral support ensuring pupils feel secure and valued.
- Extensive extra-curricular opportunities in arts and sports.
- Strong achievements and progress in the sixth form.
Attainment 8 Score
Attaimenment 8 is a measure of a pupil's average grade across a set of 8 subjects. The 8 subjects which make up Attainment 8 are:
- English
- Maths
- 3 subjects from qualifications that count towards the English Baccalaureate (EBacc), like sciences, language and history
- 3 more GCSE qualifications (including EBacc subjects) or technical awards from a list approved by the Department for Education
Each grade a pupil gets is assigned a point score from 9 (the highest) to 1 (the lowest). These scores are added up, with English and maths counted twice.
| School Score | Percentile (local) | Percentile (nationwide) |
|---|---|---|
| 63.6 | Locked: unlock for £9.99, one-off payment | Locked: unlock for £9.99, one-off payment |
GCSE Results
| Metric | School Score | Percentile (local) | Percentile (nationwide) |
|---|---|---|---|
| Grade 5 or above in English and maths | 80.4% | Locked: unlock for £9.99, one-off payment | Locked: unlock for £9.99, one-off payment |
| 5 or more GCSEs at grade 9-4 (or A-C) | 87.7% | Locked: unlock for £9.99, one-off payment | Locked: unlock for £9.99, one-off payment |
Attainment 8 Score
Attaimenment 8 is a measure of a pupil's average grade across a set of 8 subjects. The 8 subjects which make up Attainment 8 are:
Sample
UnlockGCSE Results
Sample
UnlockPoints
| Points | Percentile (local) | Percentile (nationwide) | |
|---|---|---|---|
| Average Points | 39.51 | Locked: unlock for £9.99, one-off payment | Locked: unlock for £9.99, one-off payment |
| Average Points (best 3) | 38.3 | Locked: unlock for £9.99, one-off payment | Locked: unlock for £9.99, one-off payment |
Grades
| School | Local | Nationwide | |
| Average Grade | B | B | C+ |
| Average Grade (best 3) | B- | B | C+ |
| Percentage | Percentile (local) | Percentile (nationwide) | |
|---|---|---|---|
| Students getting AAB or better | 19.9% | Locked: unlock for £9.99, one-off payment | Locked: unlock for £9.99, one-off payment |
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See how Glenthorne High School ranks locally and nationally. Percentile rankings against every other school, historic result charts, admissions data and post-GCSE destinations are all included.
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Unlock for £9.992026 Admissions
| Number of Applications | Number of Offers | |
| First Preference | Locked: unlock for £9.99, one-off payment | Locked: unlock for £9.99, one-off payment |
| Second Preference | 448 | 24 |
| Third Preference | 430 | 18 |
| From another Local Authority | 543 | 52 |
Previous Years
Sample
UnlockDestinations after GCSE's
| Staying in Education | Locked: unlock for £9.99, one-off payment |
| > Further Education | Locked: unlock for £9.99, one-off payment |
| > School Sixth Form | Locked: unlock for £9.99, one-off payment |
| > Sixth Form College | Locked: unlock for £9.99, one-off payment |
| > Other Education | Locked: unlock for £9.99, one-off payment |
| Apprenticeships | Locked: unlock for £9.99, one-off payment |
| Employment | Locked: unlock for £9.99, one-off payment |
| Not in education or employment | Locked: unlock for £9.99, one-off payment |
| Unknown | Locked: unlock for £9.99, one-off payment |
| Name | Distance |
|
Abbey Primary School
Glastonbury Road, Morden, Surrey, SM4 6NY |
0.24 miles |
|
Westbourne Primary School
Anton Crescent, Collingwood Road, Sutton, Surrey, SM1 2NT |
0.58 miles |
|
Brookfield Primary Academy
Ridge Road, North Cheam, Sutton, Surrey, SM3 9LY |
0.62 miles |
|
All Saints Benhilton CofE Primary School
All Saints Road, Sutton, Surrey, SM1 3DA |
0.72 miles |
|
Cheam Park Farm Primary Academy
Molesey Drive, Cheam, Sutton, Surrey, SM3 9UU |
0.72 miles |
|
Malmesbury Primary School
Malmesbury Road, Morden, Surrey, SM4 6HG |
0.77 miles |
|
Morden Primary School
London Road, Morden, Surrey, SM4 5PX |
0.81 miles |
|
St Cecilia's Catholic Primary School
London Road, North Cheam, Sutton, Surrey, SM3 9DL |
0.93 miles |
|
Tweeddale Primary School
Tweeddale Road, Carshalton, Surrey, SM5 1SW |
0.95 miles |
|
Aragon Primary School
Aragon Primary School, Aragon Road, Morden, Surrey, SM4 4QU |
0.96 miles |
|
Abbotsbury Primary School
Abbotsbury Road, Morden, Surrey, SM4 5JS |
1 miles |
|
Hatfeild Primary School
Lower Morden Lane, Morden, Surrey, SM4 4SJ |
1.03 miles |
|
St Teresa's Catholic Primary School
Montacute Road, Morden, Surrey, SM4 6RL |
1.03 miles |
|
Robin Hood Junior School
Thorncroft Road, Sutton, Surrey, SM1 1RL |
1.1 miles |
|
Green Wrythe Primary School
Green Wrythe Lane, Carshalton, Surrey, SM5 1JP |
1.17 miles |
|
Thomas Wall Nursery School
Robin Hood Lane, Sutton, SM1 2SF |
1.19 miles |
|
Robin Hood Infants' School
Robin Hood Lane, Sutton, Surrey, SM1 2SF |
1.19 miles |
|
Hillcross Primary School
Ashridge Way, Morden, Surrey, SM4 4EE |
1.25 miles |
|
Homefield Preparatory School
|
1.3 miles |
|
Muschamp Primary School and Language Opportunity Base
Muschamp Road, Carshalton, Surrey, SM5 2SE |
1.3 miles |
| Name | Distance |
|
Greenshaw High School
Grennell Road, Sutton, Surrey, SM1 3DY |
0.84 miles |
|
Brookways School
660 London Road, North Cheam, Sutton, SM3 9BZ |
1.03 miles |
|
Perseid School
Bordesley Road, Morden, Surrey, SM4 5LT |
1.09 miles |
|
Carshalton Boys Sports College
Winchcombe Road, Carshalton, Surrey, SM5 1RW |
1.16 miles |
|
Harris Academy Morden
Lilleshall Road, Morden, Surrey, SM4 6DU |
1.18 miles |
|
Sutton Grammar School
Manor Lane, Sutton, Surrey, SM1 4AS |
1.21 miles |
|
Cheam High School
Chatsworth Road, Cheam, Sutton, Surrey, SM3 8PW |
1.25 miles |
|
Wandle Valley Academy
Welbeck Road, Carshalton, Surrey, SM5 1LW |
1.35 miles |
|
Sutton High School GDST
|
1.4 miles |
|
Liberty Woodland School
Morden Lodge, Morden Hall Road, Morden, London, SM4 5JD |
1.45 miles |
|
Grove Road School
36-46 Grove Road, Sutton, SM1 1BT |
1.47 miles |
|
Carshalton High School for Girls
West Street, Carshalton, Surrey, SM5 2QX |
1.59 miles |
|
St Philomena's Catholic High School for Girls
Shorts Road, Carshalton, Surrey, SM5 3PS |
1.78 miles |
|
Melrose School
Church Road/ Whatley Avenue, Mitcham/ Raynes Park, Surrey, CR4 3BE |
1.88 miles |
|
Blossom House School
Blossom House School, Station Road, Motspur Park, Surrey, KT3 6JJ |
1.9 miles |
|
Rutlish School
Watery Lane, Merton Park, London, SW20 9AD |
1.91 miles |
|
Cricket Green School
Lower Green West, Mitcham, Surrey, CR4 3AF |
1.99 miles |
|
Greenholm School
95 Brighton Road, Sutton, Surrey, SM2 5SJ |
2 miles |
|
Overton Grange School
36 Stanley Road, Sutton, Surrey, SM2 6TQ |
2 miles |
|
Nonsuch High School for Girls
Ewell Road, Cheam, Ewell Road, Cheam Surrey, Sutton, Surrey, SM3 8AB |
2.02 miles |
Glenthorne High School is part of The Willow Learning Trust, which runs 3 schools. The nearest others:
- Abbey Primary School Morden
- Aragon Primary School Morden
What is Glenthorne High School's Ofsted rating?
The latest Ofsted rating for Glenthorne High School is Strong standard, from an inspection in March 2026.
When was Glenthorne High School last inspected by Ofsted?
Glenthorne High School was last inspected in March 2026.
How many pupils does Glenthorne High School have?
Glenthorne High School has 1,754 pupils on roll.
What age range does Glenthorne High School cover?
Glenthorne High School for pupils aged 11 to 18.
What are Glenthorne High School's GCSE results?
In 2026 its average Attainment 8 score was 63.6, and 80% of pupils achieved grade 5 or above in both English and maths GCSE.
Where is Glenthorne High School?
Glenthorne High School is at Sutton Common Road, Sutton, Surrey, SM3 9PS.