Mastrils was a municipality of the district of Landquart in the canton of Graubünden, Switzerland.
On 1 January 2012, the former municipalities of Igis and Mastrils merged into the new municipality of Landquart.
Mastrils was a municipality of the district of Landquart in the canton of Graubünden, Switzerland.
On 1 January 2012, the former municipalities of Igis and Mastrils merged into the new municipality of Landquart.