Sheridan County North Dakota has 3 places on the National Register of Historic Places including 2 places of Statewide significance. Significant places include Sheridan County Courthouse and Winter House, Clark House, Sheridan County Courthouse and Winter House.
Some of the country's most noteable architects helped create the Sheridan County places including Ira Rush, P.H. Schwarts and Daniel Winter. Prominent architectural styles found in Sheridan Country are Art Deco and Colonial Revival.