Octavia Hill herself include a monument to her at a Surrey beauty spot, on the summit of a hill called Hydon Ball (now owned by the National Trust). Shortly after her death, the family erected a stone seat there, from which walkers can enjoy views over the Surrey countryside. The Octavia Hill Society was set up in 1992 "to promote awareness of the ideas and ideals of Octavia Hill, her family, fellow workers and their relevance in today's society nationally and internationally". Under the society's auspices her birthplace at Wisbech has been turned into the Octavia Hill Birthplace Museum. In 1995, to
Octavia Hill Lands to run new housing estates in London on Octavia Hill's lines. Even some local authorities, despite Hill's distrust, followed her model: some of the earliest examples of municipal council housing, at Kensington and Camberwell, were run on her lines, with the acquisition of working class houses, and their gradual improvement, without evictions or demolitions. Despite her opposition to interference by national or local government in the provision of housing, Hill had to cope with the newly created London County Council and the involvement of the council and other local authorities in providing housing for the poor. In 1884 a