Trimmis is a municipality in the Landquart Region in the Swiss canton of Graubünden.

Of the rest of the land, 4.7% is settled (buildings or roads) and the remainder (19.5%) is non-productive (rivers, glaciers or mountains).

The municipality is located near the Rhine River about 5 kilometers (3.1 mi) north of the cantonal capital of Chur.

It consists of the village of Trimmis and the hamlets of Letsch and Talein and since 2008 the former municipality of Says.

[7] In the 2007 federal election the most popular party was the SVP which received 38.4% of the vote.

[4] From the 2000 census[update], 1,177 or 43.2% are Roman Catholic, while 1,237 or 45.4% belonged to the Swiss Reformed Church.