Mon is a village and a former municipality in the district of Albula in the canton of Graubünden in Switzerland.

Of the rest of the land, 1.9% is settled (buildings or roads) and the remainder (2.7%) is non-productive (rivers, glaciers or mountains).

It is southwest of Tiefencastel on the left hand slope of the Oberhalbstein Range.

[5] In the 2007 federal election the most popular party was the CVP which received 56.1% of the vote.

Francestg is listed as a Swiss heritage sites of national significance.

The frescoes were finished by Johann Rudolf Sturn, but in 1915 were partially painted over.