About Bluff City, Tennessee
Bluff City is a city in Sullivan County, Tennessee, United States. The population was 1,733 at the 2010 census. 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.