| Also Known As: | Second Essex County Asylum and Severalls Mental Hospital |
| Location: | Colchester, Essex |
| Architect: | F Whitehouse and W H Town |
| Date built: | 1910 |
| Date opened: | 1913 |
| Date closed: | 1997 |
| Current Status: | Derelict |
| Trivia: | The corridors hadn't been fitted with windows until 1950 |