Southgate is a London Underground Piccadilly Line station in Southgate. It is located between Arnos Grove and Oakwood stations and is in Travelcard Zone 4. Southgate station opened on 13 March 1933. The station is built in the Art Deco/Streamline Moderne design style using brick, reinforced concrete and glass and is one of the best known of the many stations Charles Holden designed for London Underground.