The Mansion at Fort Chiswell, also known as the McGavock Mansion and Fort Chiswell Mansion, is a historic home located at Fort Chiswell near Max Meadows, Wythe County, Virginia. It was constructed in 1839-1840, by Stephen and Joseph Cloyd McGavock, and is a two-story, Greek Revival style brick dwelling. The front facade features two-story diastyle portico composed of two provincial Greek Doric order columns supporting a pediment.