Stockport Castle was a promontory castle in Stockport, Cheshire. The castle was in the medieval town, overlooking a ford over the River Mersey. It was first documented in 1173, but the next mention of it is in 1535 when it was in ruins. What remained of the castle was demolished in 1775. Location Stockport Castle was an urban castle in the town of Stockport. The medieval town was on the south side of a valley at the confluence of the rivers Goyt and Tame, where they form the River Mersey. The si