| Type | Voluntary aided school |
| Phase | Secondary |
| Gender | Mixed |
| Age Range | 11 - 18 |
| Headteacher | Denise Brahms |
| Address |
Manchester Road Astley Tyldesley Manchester M29 7EE |
| Religious Character | Roman Catholic |
| Website | http://stmaryschs.org.uk/ |
| Telephone | 1942884144 |
| Number of pupils | 1,590 |
| Inspection | Good |
| GCSE national ranking | Top 41% |
| A-Level national ranking | -- |
| Local authority | Wigan |
| Region | North West |
| URN | 106538 |
| View this school information in GOV.UK website | |