Syros

Syros
Περιφερειακή ενότητα Σύρου
Δήμος Σύρου-Ερμούπολης
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
CountryGreece
Administrative regionSouth Aegean
SeatErmoupoli
Area
  Municipality
101.9 km2 (39.3 sq mi)
Population
 (2021)
  Municipality
21,124
  Density210/km2 (540/sq mi)
Time zoneUTC+2 (EET)
  Summer (DST)UTC+3 (EEST)
Postal code
841 xx
Area code(s)228x0
Vehicle registrationEM

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.

The largest towns are Ermoupoli, Ano Syros, and Vari. 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, Azolimnos and Poseidonia.