Most of its gardens, south, form Gladstone Park and its owners were the freeholders of the farm estate, north, Dollis Hill Farm which together occupied the eminence, known as Dollis Hill, along with part of Willesden Paddocks in the parish of that name.

Twain wrote that he had "never seen any place that was so satisfactorily situated, with its noble trees and stretch of country, and everything that went to make life delightful, and all within a biscuit's throw of the metropolis of the world."

The commandant of Voluntary Aid Detachment number 58, Jerusha Davidson Richardson opened Dollis Hill House in February 1916 as a new auxiliary military hospital.

The original Red Cross Flag, that flew over the House, when it was being used as a hospital was laid up in the nearby St. Catherine's Church, where it still hangs, together with a memorial plaque.

Dollis Hill House Trust worked to find a solution in accordance with Brent Council's stipulations, teaming up briefly with social enterprise, [Training for Life].

The project was dependent on additional funding promised by London Mayor Ken Livingstone, but subject to negotiations with his successor, Boris Johnson.

[11] In April 2011 Brent Council announced that all attempts to save Dollis Hill House had failed, and that they had been given permission by the Secretary of State for Communities and Local Government to demolish the building.

[13] In mid-2012 Brent council built an indoor performance space matching (only) the old floor plan of the house.