The Potters Bar Clinic is a mental health hospital in Hertfordshire, UK which has 23 acute beds. It is currently owned and run by Elysium Healthcare. The hospital had two wards, Ruby and Crystal originally for men and women respectively. Since then the hospital has been providing CAMHS Tier 4 Low Secure services for young people aged 13 to 18 on 2 mixed gender wards, Opal and Jasper.