The Yankton Historic District is located in Yankton, South Dakota, and is recognized for its rich architectural heritage. Established in the late 19th century, the district features a variety of historic buildings, including homes, churches, and commercial structures that reflect different architectural styles, such as Victorian and Romanesque. Designated as a historic district, it showcases the significance of Yankton in the development of the region. The area is also home to notable landmarks, including the Yankton County Courthouse and the Meridian Bridge, which highlight the city's role in local history and its cultural landscape.