The municipal unit, which comprises about one-fifth of the island's territory, has a land area of 62.575 km². It shares the island of Kos with the municipal units of Kos and Irakleides.
One-fifth of the island's territory is covered by the municipal unit, which spans an area of 62.575 square kilometers. This unit shares its land with the municipalities of Kos and Irakleides on the island of Kos.