| Type | Academy converter |
| Phase | Secondary |
| Gender | Mixed |
| Age Range | 11 - 18 |
| Headteacher | Mr Edward Conway |
| Address |
High Elms Lane Garston Watford WD25 0SS |
| Religious Character | Roman Catholic |
| Website | http://www.stmichaelscatholichighschool.co.uk |
| Telephone | 1923673760 |
| Number of pupils | 1,123 |
| Inspection | Outstanding |
| GCSE national ranking | Top 14% |
| A-Level national ranking | Top 48% |
| Local authority | Hertfordshire |
| Region | East of England |
| URN | 137922 |
| View this school information in GOV.UK website | |