Rives is a town in Obion County, Tennessee. The population was 312 at the 2020 census. It is part of the Union City, TN–KY Micropolitan Statistical Area. Located just south of Union City, Rives was originally known as Troy Station. Settlers from South Carolina first came to the area in the 1820's and by the 1850's the town was flourishing because of the Mobile and Ohio Railroad.