| Type | Academy converter |
| Phase | Secondary |
| Gender | Mixed |
| Age Range | 11 - 18 |
| Headteacher | Mr Graham Cunningham |
| Address |
Rumballs Rd Hemel Hempstead HP3 8JB |
| Religious Character | Does not apply |
| Website | http://www.longdean.herts.sch.uk |
| Telephone | 1442217277 |
| Number of pupils | 1,375 |
| Inspection | Good |
| GCSE national ranking | Top 49% |
| A-Level national ranking | -- |
| Local authority | Hertfordshire |
| Region | East of England |
| URN | 137110 |
| View this school information in GOV.UK website | |