[2] In the 1880s two cemeteries were built on East Lane for patients who had died in the hospital; one remains accessible, but the other has been left to become wooded.

[1] The Jack the Ripper suspect Aaron Kosminski was admitted to Leavesden Asylum on 19 April 1894.

His insanity took the form of auditory hallucinations, a paranoid fear of being fed by other people that drove him to pick up and eat food dropped as litter, and a refusal to wash or bathe.

[1] London County Council took administrative control of the facility in 1930 and the former St Pancras Industrial School was taken over as an annexe for chronic cases in 1931.

The development consists mainly of residential apartments, with the charity "Demand" (Design and manufacture for Disability) operating from the building previously used as the on-site chapel.