| Type | Academy converter |
| Phase | Secondary |
| Gender | Mixed |
| Age Range | 11 - 18 |
| Headteacher | Mr Ian Tucker |
| Address |
Granham Hill Marlborough SN8 4AX |
| Religious Character | None |
| Website | https://www.stjohns.excalibur.org.uk/ |
| Telephone | 1672516156 |
| Number of pupils | 1,711 |
| Inspection | Outstanding |
| GCSE national ranking | Top 14% |
| A-Level national ranking | Top 38% |
| Local authority | Wiltshire |
| Region | South West |
| URN | 138623 |
| View this school information in GOV.UK website | |