The London Borough of Ealing is a London Borough in west London, England, and forms part of Outer London. The London borough was formed in 1965 by the merging the area of the Municipal Borough of Ealing, the Municipal Borough of Southall and also the Municipal Borough of Acton. The London Borough of Ealing borders the London Borough of Hillingdon towards the west, the London Borough of Harrow plus the London Borough of Brent to the north, the London Borough of Hammersmith and Fulham to the east and the London Borough of Hounslow to the south. It covers a total area of around 21.44 square miles.
As per population estimates from the middle of 2014, the borough has a permanent population of around 342118 people. This makes it the 3rd biggest London Borough in population, and 11th biggest in size, covering a part of west London and also a small a part of northwest London. Its administrative centre is Ealing Broadway. Other significant centres consist of Acton, Greenford and Southall.
The town is served by several National Rail and London Underground stations. In addition to Brentford, the London Borough of Ealing is the setting for a lot of the action in Robert Rankin's trilogy comedic novels, The Brentford Trilogy, which currently includes six volumes. Ealing is also the primary setting for 'The Sarah Jane Adventures', being the location of Sarah Jane Smith's residence. Inside the borough are two garden suburbs, Brentham Garden Suburb and Bedford Park.