Kingston is a coastal town in Plymouth County, Massachusetts, United States. The population was 13,708 at the 2020 census. Before European settlers arrived, Kingston was within the tribal homeland of the Wampanoag people. Several years before the Mayflower had landed in Plymouth, during the Native American epidemic of 1616 to 1619, the …Kingston is a coastal town in Plymouth County, Massachusetts, United States. The population was 13,708 at the 2020 census. Before European settlers arrived, Kingston was within the tribal homeland of the Wampanoag people. Several years before the Mayflower had landed in Plymouth, during the Native American epidemic of 1616 to 1619, the Wampanoag population was severely damaged from a rapidly spreading pandemics due to earlier contacts with Europeans. Several ancient Native American burial sites have been located within the borders of Kingston.