Syros, with 20,000 inhabitants, has the largest population of all the Cyclades islands. It covers an area of 84 square kilometers.

The island’s capital is Ermoupolis is the administrative seat of the Cyclades Ermoupolis covers an area of nearly 1,000 acres and has a population of 13,000; its area include the Manna district. The main villages of the island are Galissas, Chroussa, Poseidonia, Vari and Foinikas.