Bon Homme County South Dakota (Historic Districts) has 4 places on the National Register of Historic Places including 1 place of National significance. Significant places include Bon Homme Hutterite Colony, Greenfield, Dr. John C., House, Scotland Main Street Historic District, Scotland Residential Historic District.
Some of the country's most noteable architects helped create the Bon Homme County places including Chris Hoelworth, Joe Lewis, N.E. Busher and Joseph Pillar. Prominent architectural styles found in Bon Homme Country are Italianate, Late Victorian and Prairie School.