Danger - No Diving off Jetty

Sandwich is a town in Barnstable County, Massachusetts, United States, and is the oldest town on Cape Cod. The town motto is Post tot Naufracia Portus, "after so many shipwrecks, a haven". The population was 20,259 at the 2020 census. History Cape Cod was inhabited for thousands of years by Native Americans prior to European colonization. In the contact period, Sandwich was occupied by the Eastern Algonquian speaking Wampanoag who aided the Pilgrims of Plymouth Colony in the 1620s. Despite signi…