The Lukens Pierce House, also known as the Fallowfield Octagonal House. is an historic octagon house which is located northwest of Ercildoun on Wilmington Road in East Fallowfield Township, Chester County, Pennsylvania. It was added to the National Register of Historic Places on March 14, 1973.

History and architectural features

This 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.