Shelbyville is a city in Bedford County, Tennessee, United States. It had a local population of 16,105 residents at the 2000 census. Shelbyville, the county seat of Bedford County, was laid out in 1810 and incorporated in 1819. The town is a hub of the Tennessee Walking Horse industry.
Shelbyville is in Middle Tennessee at 35°29′20″N 86°27′8″W / 35.48889°N 86.45222°W / 35.48889; -86.45222 (35.488988, -86.452353), on a Highland Rim limestone bluff upon the banks of Duck River, which stream flows around the Southern and eastern sides of town.
According to the United States Census Bureau, the city has a total area of 15.5 square miles (40.1 km²), all land.