Sondrio
| Sondrio | |
|---|---|
| Città di Sondrio | |
| Panoramic view Sondrio | |
| Sondrio within the Province of Sondrio | |
| Location of Sondrio | |
| Coordinates: 46°10′N 09°52′E / 46.167°N 9.867°E | |
| Country | Italy | 
| Region | Lombardy | 
| Province | Sondrio (SO) | 
| Frazioni | Arquino, Colda, Gualtieri, Ligari, Moroni, Mossini, Ponchiera, Sant'Anna, Sassella, Triangia, Triasso | 
| Government | |
| • Mayor | Marco Scaramellini (Lega Nord) | 
| Area | |
|  • Total | 20.88 km2 (8.06 sq mi) | 
| Elevation | 360 m (1,180 ft) | 
| Population  (31 December 2024) | |
|  • Total | 21,373 | 
| • Density | 1,000/km2 (2,700/sq mi) | 
| Demonym | Sondriesi | 
| Time zone | UTC+1 (CET) | 
| • Summer (DST) | UTC+2 (CEST) | 
| Postal code | 23100 | 
| Dialing code | 0342 | 
| Patron saint | Sts. Gervasius and Protasius | 
| Saint day | June 19 | 
| Website | Official website | 
Sondrio (Italian: [ˈsondrjo] ⓘ; Lombard: Sùndri; Romansh: Sunder; archaic German: Sünders or Sonders; Latin: Sundrium) is an Italian city, comune and administrative centre for the province of Sondrio, located in the heart of the Valtellina. As of 2015, Sondrio counted approximately 21,876 inhabitants. In 2007, Sondrio was named the Alpine Town of the Year.