Syros

Syros Περιφερειακή ενότητα Σύρου Δήμος Σύρου-Ερμούπολης
Regional unit and municipality
Ermoupoli and Ano Syros
Syros Syros within the South Aegean
Coordinates: 37°26′N 24°55′E / 37.433°N 24.917°E / 37.433; 24.917
Country	Greece
Administrative region	South Aegean
Seat	Ermoupoli
Area
• Municipality	101.9 km2 (39.3 sq mi)
Population  (2021)[1]
• Municipality	21,124
• Density	210/km2 (540/sq mi)
Time zone	UTC+2 (EET)
• Summer (DST)	UTC+3 (EEST)
Postal code	841 xx
Area code(s)	228x0
Vehicle registration	EM

Syros (Greek: Σύρος [ˈsiros]), also known as Siros or Syra, is a Greek island in the Cyclades, in the Aegean Sea. It is 78 nautical miles (144 km) south-east of Athens. The area of the island is 83.6 km² (32 sq mi) and at the 2021 census it had 21,124 inhabitants.^[1]

The largest towns are Ermoupoli, Ano Syros, and Vari [el]. Ermoupoli is the capital of the island, the Cyclades, and the South Aegean. It has always been a significant port town, and during the 19th century it was even more significant than Piraeus. Other villages are Galissas, Foinikas, Pagos, Manna, Kini and Poseidonia.