Marshall County South Dakota has 9 places on the National Register of Historic Places including 1 place of National significance and 4 places of Statewide significance. Significant places include Fort Sisseton, Archaeological Site 39ML0002, Archaeological Site 39ML0012, Archaeological Site 39ML0032 and Palestine Evangelical Lutheran Church dating back to 9999.
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.