Marshall County South Dakota has 6 places on the National Register of Historic Places including 1 place of National significance and 1 place of Statewide significance. Significant places include Fort Sisseton and Palestine Evangelical Lutheran Church, Britton Clinic and Hospital, First Presbyterian Church of Langford and Glendenning, William T. and Rebecca, House.
Some of the country's most noteable architects helped create the Marshall County places including Bell and Detweiler and Wold and Johnson. Prominent architectural styles found in Marshall Country are Gothic, Queen Anne and Renaissance.