Springdale is a town in Washington County, Utah, United States. It is located immediately outside the boundaries of Zion National Park, and is oriented around the resulting tourist industry. It was originally settled as a Mormon farming community in 1862. Springdale was named one of the 20 ’prettiest towns’ in the United States by Forbes Traveler in 2008. According to the United States Census Bureau, the town has a total area of 4.6 Square miles (12.0 Square kilometer), all of it land.