Sagamore Beach is a village in Bourne, Massachusetts fronting Cape Cod Bay and the east end of the Cape Cod Canal. It occupies the northern half of the Sagamore census-designated place. Along with Buzzards Bay and Bournedale, it is one of the three communities in Barnstable County that are north of the Cape Cod Canal. Recent development in the 2000s included a new post office, fire station and several subdivisions.