Mastrils
| Mastrils | |
|---|---|
| Location of Mastrils | |
| Coordinates: 46°58′N 9°32′E / 46.967°N 9.533°E | |
| Country | Switzerland | 
| Canton | Graubünden | 
| District | Landquart | 
| Area | |
|  • Total | 7.98 km2 (3.08 sq mi) | 
| Elevation | 550 m (1,800 ft) | 
| Population  (December 2020) | |
|  • Total | 548 | 
| • Density | 69/km2 (180/sq mi) | 
| Time zone | UTC+01:00 (Central European Time) | 
| • Summer (DST) | UTC+02:00 (Central European Summer Time) | 
| Postal code(s) | 7303 | 
| SFOS number | 3943 | 
| ISO 3166 code | CH-GR | 
| Surrounded by | Bad Ragaz (SG), Igis, Maienfeld, Pfäfers (SG), Untervaz, Zizers | 
| Website | www SFSO statistics | 
Mastrils is a former municipality in the district of Landquart in the Swiss canton of Graubünden. The municipalities of Igis and Mastrils merged on 1 January 2012 into the new municipality of Landquart.