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Rostrevor is a suburb of Adelaide within the City of Campbelltown and the Adelaide Hills Council. It is located about 10 kilometres east-north-east of the Adelaide city centre. Rostrevor has a creek running through the middle of it, called Fourth Creek, which runs into the River Torrens. Rostrevor is in the State House of Assembly Electoral district of Morialta and is in the Federal Division of Sturt. It was named after the village of Rostrevor in Northern Ireland.