| Type | Other independent school |
| Phase | All through |
| Gender | Girls |
| Age Range | 3 - 16 |
| Headteacher | Mrs Nicola Griffiths |
| Address |
91 Lexden Road Colchester CO3 3RB |
| Religious Character | None |
| Website | http://www.stmaryscolchester.org.uk |
| Telephone | 1206572544 |
| Number of pupils | 411 |
| Inspection | |
| GCSE national ranking | Top 7% |
| Local authority | Essex |
| Region | East of England |
| URN | 115394 |
| View this school information in GOV.UK website | |