|Comune di Caiolo|
|Province / Metropolitan city||Province of Sondrio (SO)|
|• Total||33.3 km2 (12.9 sq mi)|
|Population (Dec. 2004)|
|• Density||30/km2 (77/sq mi)|
|Time zone||CET (UTC+1)|
|• Summer (DST)||CEST (UTC+2)|
Caiolo is a comune (municipality) in the Province of Sondrio in the Italian region Lombardy, located about 90 kilometres (56 mi) northeast of Milan and about 5 kilometres (3 mi) southwest of Sondrio. As of 31 December 2004, it had a population of 994 and an area of 33.3 square kilometres (12.9 sq mi).
- All demographics and other statistics: Italian statistical institute Istat.