De Smet, SD

ZIP code 57231 is located in De Smet, South Dakota. This small town is famously known for being the childhood home of Laura Ingalls Wilder, author of the "Little House on the Prairie" book series. Key landmarks in De Smet include the Laura Ingalls Wilder Historic Homes, which preserved Wilder's legacy, and the Ingalls Homestead, a living history museum where visitors can experience pioneer life firsthand.