| Type | Academy converter |
| Phase | Secondary |
| Gender | Mixed |
| Age Range | 11 - 16 |
| Headteacher | Ms Kirsty Protheroe |
| Address |
Crossborough Hill London Road Basingstoke RG21 4AL |
| Religious Character | None |
| Website | http://www.costelloschool.co.uk |
| Telephone | 1256321263 |
| Number of pupils | 1,173 |
| Inspection | Good |
| GCSE national ranking | Top 28% |
| Local authority | Hampshire |
| Region | South East |
| URN | 138287 |
| View this school information in GOV.UK website | |