Glade Spring is a town in Washington County, Virginia, United States. As of the 2020 census, Glade Spring had a population of 1,367. It is part of the Kingsport–Bristol (TN)–Bristol (VA) Metropolitan Statistical Area, which is a component of the Johnson City–Kingsport–Bristol, TN-VA Combined Statistical Area – commonly known as the "Tri-Cities" region. I-81 runs through Glade Spring. It is located at exit 29.