John Williams House (Williams Grove, Pennsylvania)
John Williams House, also known as the Williams Mansion House, is a historic home located near Williams Grove in Cumberland County, Pennsylvania. It was built between 1799 and 1802, and is a large 2 1/2-story, limestone building, five bays wide and two bays deep. It has a Georgian floorplan. An extensive interior remodeling took place about 1825, and the house was restored in 1970. A porch was added in the mid-19th century.
It was listed on the National Register of Historic Places in 1977.
