Bivins is an unincorporated community in eastern Cass County, Texas, United States. It lies along State Highway 43 east of the city of Linden, the county seat of Cass County. Its elevation is 318 feet, and it is located at 33°1′10″N 94°11′57″W / 33.01944°N 94.19917°W / 33.01944; -94.19917. Although Bivins is unincorporated, it has a post office, with the ZIP code of 75555.