Heath Mount School vs St Mary's School
A head-to-head comparison of two all-through schools in East of England, England, 41 km apart, using official English 2025 data. The better value in each row is highlighted.
Heath Mount School
Hertford · Independent all-through · Ages 2–13
503 students
St Mary's School
cambridge · Independent all-through · Ages 3–19
510 students
| Measure | Heath Mount School Hertford, East of England | St Mary's School cambridge, East of England |
|---|---|---|
| Success Index (England) | – Not rated | 83 Top 25% |
| Region rank | – | #74 of 460 |
| National rank | – | #515 of 4,090 |
| Sector | Independent | Independent |
| Type | All-through | All-through |
| Year range | Ages 2–13 | Ages 3–19 |
| Students | 503 | 510 |
| Pupils on roll | 503 | 510 |
| Free school meals | – | – |
| Capacity filled | 89.8% | 68% |
| KS2 expected standard (RWM) | – | – |
| KS2 higher standard (RWM) | – | – |
| KS2 reading progress | – | – |
| KS2 writing progress | – | – |
| KS2 maths progress | – | – |
| Attainment 8 | – | 51.8 |
| Progress 8 | – | – |
| Grade 5+ English & maths | – | 68% |
| Grade 4+ English & maths | – | 82% |
| EBacc average points | – | 3.28 |
| A level points per entry | – | 43.1 |
| town | Hertford | cambridge |
| region | East of England | East of England |
| Website | www.heathmount.org | www.stmaryscambridge.co.uk |
The verdict
- •St Mary's School is the larger school with 510 students compared with 503.
- •Heath Mount School is co-educational and St Mary's School 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 Heath Mount School better than St Mary's School?
The two schools are very close on the Success Index (England). Differences in sector, size, programmes and distance from home will matter more than the score.
How far apart are Heath Mount School and St Mary's School?
About 41 km in a straight line, between Hertford and cambridge in East of England.
Which has the better Pupils on roll?
Heath Mount School: 503. St Mary's School: 510. Number of pupils in the latest school census.
How do Heath Mount School and St Mary's School rank in East of England?
Heath Mount School is unranked and St Mary's School is 74th of 460 among all-through schools in East of England on the 2025 Success Index (England).