Clallam Bay is an unincorporated community and census-designated place (CDP) in Clallam County, Washington, United States, at the mouth of the Clallam River into Clallam Bay. Known for its natural environment and hunting, Clallam Bay is partially reliant on tourism. Clallam Bay is considered the twin city of nearby Sekiu. As of the 2020 census, the population of Clallam Bay was 386, up from 363 at 2010.