John Mason School vs St Helen and St Katharine
A head-to-head comparison of two schools in South East, England, 571 m apart, using official English 2025 data. The better value in each row is highlighted.
John Mason School
Abingdon · Academy secondary · Ages 11–18
927 students
St Helen and St Katharine
Abingdon · Independent all-through · Ages 9–18
700 students
| Measure | John Mason School Abingdon, South East | St Helen and St Katharine Abingdon, South East |
|---|---|---|
| Success Index (England) | 54 Top 50% | 97 Top 5% |
| Region rank | #316 of 679 | #15 of 679 |
| National rank | #1748 of 4,090 | #48 of 4,090 |
| Sector | Academy | Independent |
| Type | Secondary | All-through |
| Year range | Ages 11–18 | Ages 9–18 |
| Students | 927 | 700 |
| Pupils on roll | 927 | 700 |
| Free school meals | 14% | – |
| Capacity filled | 89.1% | 93.3% |
| KS2 expected standard (RWM) | – | – |
| KS2 higher standard (RWM) | – | – |
| KS2 reading progress | – | – |
| KS2 writing progress | – | – |
| KS2 maths progress | – | – |
| Attainment 8 | 44.5 | 71.8 |
| Progress 8 | – | – |
| Grade 5+ English & maths | 41.9% | 98% |
| Grade 4+ English & maths | 58.7% | 100% |
| EBacc average points | 4.14 | 6.08 |
| A level points per entry | 31.3 | 46.7 |
| town | Abingdon | Abingdon |
| region | South East | South East |
| Website | www.johnmason.oxon.sch.uk | www.shsk.org.uk |
The verdict
- •St Helen and St Katharine scores higher on the Success Index (England) (97.4 vs 54.4).
- •John Mason School is the larger school with 927 students compared with 700.
- •John Mason School is a academy school while St Helen and St Katharine is a independent school, so fees and admission rules differ.
- •John Mason School is co-educational and St Helen and St Katharine is girls.
The Success Index (England) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
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Frequently asked questions
Is John Mason School better than St Helen and St Katharine?
On the Success Index (England), St Helen and St Katharine ranks higher (97.4 vs 54.4 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 John Mason School and St Helen and St Katharine?
About 571 m in a straight line, between Abingdon and Abingdon in South East.
Which has the better Pupils on roll?
John Mason School: 927. St Helen and St Katharine: 700. Number of pupils in the latest school census.
How do John Mason School and St Helen and St Katharine rank in South East?
John Mason School is 316th of 679 and St Helen and St Katharine is 15th of 679 among secondary schools in South East on the 2025 Success Index (England).