Maryville is a city and the county seat of Blount County, Tennessee, in the southeastern United States. Maryville's population was 27,465 at the 2010 census. It is included in the Knoxville Metropolitan Area.Maryville has received a number of accolades for its quality of life. Maryville is a short distance from popular tourist destinations such as the Great Smoky Mountains National Park, Dollywood, Gatlinburg, and Pigeon Forge.