It returned one member (MP) to the House of Commons of the UK Parliament.
It was won by two Conservatives consecutively with majorities ranging from 13.6% to 30.5%, was first contested in the general election in 1950 and was replaced before that of February 1974.
The runner-up at each election was the Labour candidate, as with its predecessors since 1924 inclusive.
Throughout: the zone was fixed as the Ealing M.B., Middlesex six wards: Castlebar, Drayton, Grange Grosvenor, Lammas, Manor, and Mount Park.
[2][3] As to local government body from 1965 its components closely approximated to the south-central wards of the combination council, a replacement of three boroughs, the London Borough of Ealing.