Harry DeHaven HouseThe Harry DeHaven House is an historic, American home that is located in East Fallowfield Township, Chester County, Pennsylvania.It was added to the National Register of Historic Places in 1985.History and architectural featuresBuilt circa 1900, this historic structure is a two-story, five-bay, frame dwelling that was designed in the Queen Anne style. It features tall Jacobean chimneys, a wraparound porch on three sides, rounded corners, and a partial porch on the second story. Its builder also built the Isaac Pawling House across the street.