Darnall Place is a historic farm complex located at Poolesville, Montgomery County, Maryland, United States. The farm complex consists of four small 18th-century stone buildings, a 19th-century frame wagon shed/corn crib, a 20th-century concrete block barn, and three late-19th- or early-20th-century frame sheds. The stone buildings are all constructed of red-brown Seneca sandstone. The one-story dwelling has a large external stone chimney on the east end.