Roseland Cottage, also known as Henry C. Bowen House or as Bowen Cottage, is a historic house located on Route 169 in Woodstock, Connecticut, United States. The house was added to the National Register of Historic Places in 1977, and was declared a National Historic Landmark in 1992. It is described as one of the best-preserved and best-documented Gothic summer houses in the nation, with virtually intact interior decorations. It is now owned by Historic New England, a non-profit organization that preserves the historical value of the house and operates it as a museum.