The William G. LeDuc House, also known as the LeDuc Historic Estate, located at 1629 Vermillion Street in Hastings, Minnesota, United States, is listed on the National Register of Historic Places. It was built over several years, and completed in 1865, by William G. LeDuc who came to Minnesota in 1850 from Ohio. He was an attorney who represented a party to a suit involving Vermillion Falls, 1,500 feet (457 m) southeast of the homesite. As payment for his services, Le Duc received the land where he built his house. LeDuc was a Civil War veteran and U.S.