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is a city in Maury and Williamson counties in the U.S. state of Tennessee, located approximately south of Nashville. The population was 7,715 at the 2000 census. Rapid growth has occurred in recent years with a population of 23,462 in 2007.
According to the United States Census Bureau, the city has a total area of 17.7 square miles (45.9 km²), of which, 17.7 square miles (45.9 km²) of it is land and 0.04 square miles (0.1 km²) of it (0.17%) is water.