South Acton railway station is in the London Borough of Ealing in South Acton. It is on the North London line, and the station and all trains serving it are operated by London Overground. It is in Travelcard Zone 3. Until 1959 it was also served by the District line of the London Underground.

The London Borough of Ealing is a London borough in London, England. It comprises the districts of Acton, Ealing, Greenford, Hanwell, Northolt, Perivale and Southall. With a population of 367,100 inhabitants, it is the third most populous London borough.