Area: 108,713 km2
Coastline length: 87 km
Island capital and its population: Chora / Ios (1,632)
Administrative structure: Region of South Aegean, Prefecture of the Cyclades, Province of Thera, Municipality of Ios
Local newspapers: Nisos Ios
Local radio stations: Ios FM (96 FM)
Museums: Ios Archaeological Museum, The Jean Marie Drot Museum of Modern Art at Kolitsanoi
Archaeological sites and monuments: Settlement of Skarkos, Hellenistic tower (Psaropyrgos) and cemetery at Plakotos, Palaiokastro
Traditional settlements: Chora (Ios)
Natural monuments: The island has been declared an Important Bird Area of Greece
Cultural clubs: Cultural association "Foiniki", Cultural association "Psathis"
Festivals: Cultural Events "Omireia", Theatre Festival of the Cyclades
Religious feasts: Decapitation of St John at Kalamos and at Psathi (August 28th-29th), Birth of St John the Forerunner at Pyrgos (June 24th), Dormition of Virgin Mary at the monastery of Panagia Gremiotissa (August 15th), Birth of Virgin Mary at Agia Theodoti and at Palaiokastro (September 7th-8th)
Sport events: Athletics and team sports competition during the "Omireia"
Sport clubs: Ios Social, Cultural and Sport Association