Nashville is the capital and most populous city of the U.S. state of Tennessee. The city is the county seat of Davidson County and is located on the Cumberland River. The city's population ranks 24th in the U.S. According to 2018 estimates from the U.S. Census Bureau, the total consolidated city-county population stood at 692,587. The "balance" population, which excludes semi-independent municipalities within Davidson County, was 669,053 in 2018.

Located in northern Middle Tennessee, Nashville is the major city of the largest metropolitan area in Tennessee. The 2018 population of the entire 14-county Nashville metropolitan area was 1,930,961. The 2018 population of the Nashville-Davidson–Murfreesboro–Columbia combined statistical area, a larger trade area, was 2,057,416