The constituency was created for the 1950 general election, and abolished for the February 1974 general election. In a repeat of the outcome of its direct forerunner Ealing East and its larger precursor in turn, Ealing created in 1885, it was won by the Conservative standing. The runner-up at each election was the Labour candidate, as with its predecessors since 1924 inclusive.
Throughout (1950-1965): the Ealing M.B. six wards: Castlebar, Drayton, Grange Grosvenor, Lammas, Manor, and Mount Park.[2][3]
As to local government body from 1965 its components became part of the London Borough of Ealing in west London consisting of the four wards of Central, Cleveland, Northfields and Walpole. (ex Secretary Ealing South Conservative Association - A political history of the London Borough of Ealing)