Donkin is a Canadian rural village with a population of 532 as of 2021. Located on the picturesque coastline of Nova Scotia's Cape Breton Island, it is a part of the Cape Breton Regional Municipality. The smaller communities of Port Caledonia and Schooner Pond are directly adjacent to the village proper, connected by a single strip of road called the Donkā¦Donkin is a Canadian rural village with a population of 532 as of 2021. Located on the picturesque coastline of Nova Scotia's Cape Breton Island, it is a part of the Cape Breton Regional Municipality. The smaller communities of Port Caledonia and Schooner Pond are directly adjacent to the village proper, connected by a single strip of road called the Donkin Highway.