Gallatin, Tennessee Population 2024
Gallatin has a 2024 population of 51,573. It is also the county seat of Sumner County. Gallatin is currently growing at a rate of 3.39% annually and its population has increased by 15.08% since the most recent census, which recorded a population of 44,815 in 2020. The average income in . Gallatin is $90,104 with a poverty rate of 13.36%.