Cauco
| Cauco | |
|---|---|
| Location of Cauco | |
| Coordinates: 46°20′N 9°7′E / 46.333°N 9.117°E | |
| Country | Switzerland | 
| Canton | Graubünden | 
| District | Moesa | 
| Area | |
|  • Total | 10.89 km2 (4.20 sq mi) | 
| Elevation | 992 m (3,255 ft) | 
| Population  (Dec 2013) | |
|  • Total | 35 | 
| • Density | 3.2/km2 (8.3/sq mi) | 
| Time zone | UTC+01:00 (Central European Time) | 
| • Summer (DST) | UTC+02:00 (Central European Summer Time) | 
| Postal code(s) | 6546 | 
| SFOS number | 3806 | 
| ISO 3166 code | CH-GR | 
| Localities | Cauco, Bodio, Lasciallo, Masciadone | 
| Surrounded by | Arvigo, Biasca (TI), Lostallo, Osogna (GR), Rossa, Santa Maria in Calanca, Selma, Soazza, Verdabbio | 
| Website | www SFSO statistics | 
Cauco is a former municipality in the district of Moesa in the Swiss canton of Graubünden. On 1 January 2015 the former municipalities of Arvigo, Braggio, Cauco and Selma merged to form the new municipality of Calanca.