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A local government district in south east Middlesex from 1888 to 1965. Until 1888 Wood Green was part of Tottenham, and was included in the district of the Tottenham Local Board in 1850. Now part of the London Borough of Haringey

It was created a Municipal Borough in 1933 - [1] gives more details.

The Wikipedia page is [2].

See also List of Mayors of Wood Green