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is a city in Howard County, Arkansas, United States. The population was 4,878 at the 2000 census. The city is the county seat of Howard County.
Nashville is situated at the base of the Ouachita foothills and was once a major center of the peach trade in southwest Arkansas. Today the land is mostly given over to cattle and chicken farming. The world's largest dinosaur trackway was discovered near the town in 1983. Nashville is also home to B&G Packing, a local business used for processing deer.
According to the United States Census Bureau, the city has a total area of 4.6 square miles (11.9 km²), of which, 4.6 square miles (11.8 km²) of it is land and 0.04 square miles (0.1 km²) of it (0.87%) is water.