Glenthorne High School vs Malmesbury Primary School
A head-to-head comparison of two schools in London, England, 1.2 km apart, using official English 2025 data. The better value in each row is highlighted.
Glenthorne High School
Sutton · Academy secondary · Ages 11–18
1,754 students
Malmesbury Primary School
Morden · Local authority primary · Ages 3–11
347 students
| Measure | Glenthorne High School Sutton, London | Malmesbury Primary School Morden, London |
|---|---|---|
| Success Index (England) | 90 Top 10% | 56 Top 50% |
| Region rank | #59 of 640 | #1043 of 1,720 |
| National rank | #283 of 4,090 | #6648 of 15,697 |
| Sector | Academy | Local authority |
| Type | Secondary | Primary |
| Year range | Ages 11–18 | Ages 3–11 |
| Students | 1,754 | 347 |
| Pupils on roll | 1,754 | 347 |
| Free school meals | 14% | 41.9% |
| Capacity filled | 112.6% | 66.2% |
| KS2 expected standard (RWM) | – | 70% |
| KS2 higher standard (RWM) | – | 11% |
| KS2 reading progress | – | – |
| KS2 writing progress | – | – |
| KS2 maths progress | – | – |
| Attainment 8 | 61.6 | – |
| Progress 8 | – | – |
| Grade 5+ English & maths | 75.2% | – |
| Grade 4+ English & maths | 87.8% | – |
| EBacc average points | 5.80 | – |
| A level points per entry | 38.9 | – |
| town | Sutton | Morden |
| region | London | London |
| Website | www.glenthorne.sutton.sch.uk/ | www.malmesbury.merton.sch.uk/ |
The verdict
- •Glenthorne High School scores higher on the Success Index (England) (89.5 vs 56.2).
- •Glenthorne High School is the larger school with 1,754 students compared with 347.
- •Glenthorne High School is a academy school while Malmesbury Primary School is a local authority school, so fees and admission rules differ.
The Success Index (England) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Frequently asked questions
Is Glenthorne High School better than Malmesbury Primary School?
On the Success Index (England), Glenthorne High School ranks higher (89.5 vs 56.2 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.
How far apart are Glenthorne High School and Malmesbury Primary School?
About 1.2 km in a straight line, between Sutton and Morden in London.
Which has the better Pupils on roll?
Glenthorne High School: 1,754. Malmesbury Primary School: 347. Number of pupils in the latest school census.
How do Glenthorne High School and Malmesbury Primary School rank in London?
Glenthorne High School is 59th of 640 and Malmesbury Primary School is 1043rd of 1,720 among secondary schools in London on the 2025 Success Index (England).