Arnos Grove is a London Underground station located in Arnos Grove in the London Borough of Enfield, London. It is on the Piccadilly line between Bounds Green and Southgate stations and is in Travelcard Zone 4. The station opened on 19 September 1932 as the most northerly station on the first section of the Piccadilly line extension from Finsbury Park to Cockfosters. It was the terminus of the line until services were further extended to Oakwood on 13 March 1933. When travelling from east of Barons Court and through Central London, Arnos Grove is the first surface station after the long tunnel section of the Piccadilly line. The station has four platforms which face three tracks.