Office Hall is a historic plantation located at King George Court House, King George County, Virginia. The remaining buildings are a two-story detached kitchen, built about 1805-1820, and a large, pyramidal-roofed smokehouse. Also on the property is a non-contributing a commodious two-story frame farmhouse built about 1916-18, and a number of 20th century farm outbuildings.It was listed on the National Register of Historic Places in 1991.