| Type | Other independent school |
| Phase | All through |
| Gender | Mixed |
| Age Range | 3 - 19 |
| Headteacher | Mrs C Tardios |
| Address |
The Ridgeway Potters Bar EN6 5QT |
| Religious Character | None |
| Website | http://www.stjohnsseniorschool.org.uk |
| Telephone | 1707657294 |
| Number of pupils | 432 |
| Inspection | Outstanding |
| GCSE national ranking | Top 3% |
| A-Level national ranking | Top 36% |
| Local authority | Enfield |
| Region | London |
| URN | 102065 |
| View this school information in GOV.UK website | |