Chadwell St Mary Primary School vs Orsett Heath Academy
A head-to-head comparison of two schools in East of England, England, 1.8 km apart, using official English 2025 data. The better value in each row is highlighted.
Chadwell St Mary Primary School
Grays · Academy primary · Ages 5–11
202 students
Orsett Heath Academy
Grays · Academy secondary · Ages 11–16
699 students
| Measure | Chadwell St Mary Primary School Grays, East of England | Orsett Heath Academy Grays, East of England |
|---|---|---|
| Success Index (England) | 78 Top 25% | 61 Top 50% |
| Region rank | #316 of 1,872 | #178 of 460 |
| National rank | #2450 of 15,697 | #1429 of 4,090 |
| Sector | Academy | Academy |
| Type | Primary | Secondary |
| Year range | Ages 5–11 | Ages 11–16 |
| Students | 202 | 699 |
| Pupils on roll | 202 | 699 |
| Free school meals | 39.1% | 23.1% |
| Capacity filled | 96.2% | 58.3% |
| KS2 expected standard (RWM) | 86% | – |
| KS2 higher standard (RWM) | 21% | – |
| KS2 reading progress | – | – |
| KS2 writing progress | – | – |
| KS2 maths progress | – | – |
| Attainment 8 | – | 47.0 |
| Progress 8 | – | – |
| Grade 5+ English & maths | – | 47.8% |
| Grade 4+ English & maths | – | 71.7% |
| EBacc average points | – | 4.11 |
| A level points per entry | – | – |
| town | Grays | Grays |
| region | East of England | East of England |
| Website | chadwellstmary.org.uk/ | www.orsettheathacademy.org.uk/ |
The verdict
- •Chadwell St Mary Primary School scores higher on the Success Index (England) (78.1 vs 61.0).
- •Orsett Heath Academy is the larger school with 699 students compared with 202.
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 Chadwell St Mary Primary School better than Orsett Heath Academy?
On the Success Index (England), Chadwell St Mary Primary School ranks higher (78.1 vs 61.0 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 Chadwell St Mary Primary School and Orsett Heath Academy?
About 1.8 km in a straight line, between Grays and Grays in East of England.
Which has the better Pupils on roll?
Chadwell St Mary Primary School: 202. Orsett Heath Academy: 699. Number of pupils in the latest school census.
How do Chadwell St Mary Primary School and Orsett Heath Academy rank in East of England?
Chadwell St Mary Primary School is 316th of 1,872 and Orsett Heath Academy is 178th of 460 among primary schools in East of England on the 2025 Success Index (England).