The Rich-Twinn Octagon House built in 1849 is an historic octagonal house located at 145 Main Street in Akron, New York. It is one of three known octagon houses in Erie County, New York and was "meticulously restored" prior to its 1994 nomination to the National Register. On February 10, 1995, it was added to the National Register of Historic Places. Today it is a house museum and is occasionally open for touring. References External links Newstead Historical Society: Rich-Twinn Octagon House, includes tour info Houses on the National Register of Historic Places in New York (state) Houses completed in 1849 Octagon houses in New York (state) Houses in Erie County, New York Museums in Erie County, New York Historic house museums in New York (state) Historical society museums in New York (state) 1849 establishments in New York (state) National Register of Historic Places in Erie County, New York