Halki is a Greek island and municipality in the Dodecanese archipelago in the Aegean Sea, some 9ย km (6ย mi) west of Rhodes. It has an area of 28ย km2 (11ย sqย mi). It is part of the Rhodes regional unit. It has a permanent population of 330, concentrated in the only village of Emporio. The 2021 census showed a population of 475 inhabitants. The community is divided in two parts, Chorio and Emporio.