Joseph McDonald Farm is a historic home and farm complex located near Prices Fork, Montgomery County, Virginia. The main house is a two-story, three bay, modified hall and parlor plan, log dwelling. The original section dates to about 1800. A two-story rear ell was added in the mid-19th century, and an addition to the ell was added in 1908. Also on the property are the contributing log spring house, one-story log house, and a board-and-batten outbuilding.
It was listed on the National Register of Historic Places in 1991.