| High Security Hospitals |
| Ashworth Special Hospital, Liverpool |
| Broadmoor Special Hospital, Crowthorne |
| Rampton Special Hospital, Retford |
| The State Hospital, Carstairs, Lanarkshire |
| Medium Secure Units |
| Anglia and Oxford |
| Marlborough House RSU, Milton Keynes |
| Norvic Clinic, Norwich |
| Wallingford Clinic, Fairmile Hospital |
| North Thames |
| Camlet Lodge, Chase Farm Hospital, Enfield |
| John Howard Centre, Hackney |
| Runwell Hospital, Wickford |
| Three Bridges RSU, Southall |
| North West Region |
| Edenfield Centre, Prestwich |
| Langdale Unit, Preston |
| Scott Clinic, St Helens |
| Northen and Yorkshire |
| The Bamburgh Clinic, St Nicholas Hospital, Newcastle upon Tyne |
| The Humber Centre for Forensic Psychiatry, Hull |
| Hutton Centre, St Luke's Hospital, Middlesbrough |
| Newton Lodge RSU, Wakefield |
| South Thames |
| Ashen Hill, Hellingly, Halesham |
| Bracton Centre, Bexley Hospital |
| Cane Hill Forensic Mental Health Unit, Coulsdon |
| Denis Hill Unit, Bethlem Royal Hospital, Beckenham |
| Kent Forensic Psychiatric Service, |
|
Trevor Gibbens Unit, Maidstone |
| Shaftesbury Clinic, Springfield Hospital, Tooting |
| South and West |
| Butler Clinic, Langdon Hospital, Dawlish |
| Fromeside Clinic, Stapleton, Bristol |
| Ravenswood House, Knowle, Fareham |
| Trent |
| Arnold Lodge, Leicester |
| Wathwood Hospital RSU, Rotherham |
| West Midlands |
| Hatherton Centre, Stafford |
| Reaside Clinic, Birmingham |
| Wales |
| North Wales Forensic Psychiatric Service Bryn-Y-Neuadd Hospital, Conwy |
| South Wales Forensic Psychiatric Service, Caswell Clinic, Glanrhyd
Hospital, Bridgend |
| Independent Sector |
| Chadwick Lodge (formerly Blenheim House), Milton Keynes |
| Kneesworth House Hospital, Royston, Herts |
| Llanarth Court Hospital, Gwent |
| Redford Lodge, Edmonton, London |
| St Andrew's Hospital, Chandos Pole |
| Lowther Division, Northampton |
| Stockton Hall Psychiatric Hospital, York |
| Prison Service |
| HMYOI Aylesbury, Bucks |
| HYYOI and Remand Centre Feltham |
| HM Prison Gartree, Market Harborough |
| HMYOI & Remand Centre Glen Parva, Wigston, Leicestershire |
| HM Prison Grendon/Spring Hill, Aylesbury |
| HM Prison Wormwood Scrubs, London |
| Map of Secure Units |
