The Lukens Pierce House, also known as the Fallowfield Octagonal House. is an historic octagon house located northwest of Ercildoun on Wilmington Road in East Fallowfield Township, Chester County, Pennsylvania. The building was constructed of stuccoed fieldstone and has a cupola. There are four large rectangular rooms and four smaller triangular rooms on each floor. On March 14, 1973, it was added to the National Register of Historic Places. References External links Historic American Buildings Survey Lukens Pierce House, Wilmington Road (East Fallowfield Township), includes 2 photos, and supplemental data. 115 Wilmington Road, East Fallowfield, PA 19320, realtor's video, 5:31 Houses completed in 1856 Houses on the National Register of Historic Places in Pennsylvania Octagon houses in the United States Houses in Chester County, Pennsylvania National Register of Historic Places in Chester County, Pennsylvania