Harwich Port (also spelled Harwichport) is an affluent beach resort census-designated place (CDP) in the town of Harwich in Barnstable County, Massachusetts, United States. The village is a very popular vacation spot on Cape Cod. In addition to the village of Harwich Port, the village of South Harwich is also located in the CDP. Harwich Port is also home to the Allen Harbor Yacht Club, the Wychmere Beach Club, and Holy Trinity School. According to the United States Census Bureau, the CDP has a total area of 8.9 Square Kilometer (3.4 Square Mile). 6.8 Square Kilometer (2.6 Square Mile) of it is land and 2.1 Square Kilometer (0.8 Square Mile) of it (23.39%) is water.