The South Fork Holston River is a tributary of the Holston River located in Virginia, USA. It flows through Smyth County and Washington County, providing a natural habitat for various wildlife species. The river is known for its scenic beauty and recreational opportunities, including fishing and kayaking. The river's watershed is part of the larger Tennessee River system, contributing to the region's water supply. The South Fork Holston River is also significant for its historical importance, as it has been a vital resource for local communities for centuries.