Duncan Rule House

The Duncan Rule House, located in Mason City, Iowa, is a notable historic building designed by local builder E.R. Bogardus for attorney Duncan Rule. This unique 2½-story frame structure showcases the Shingle Style architecture, featuring distinctive large gables on both the north and south sides. Visitors can admire its semi-circular bay on the main floor, asymmetrically placed veranda, and a striking Palladian window in the attic. Recognized for its architectural significance, the house was added to the National Register of Historic Places in 1979, making it an interesting site for tourists and researchers alike.