Mollis has an area, , of . Of this area, 41% is used for agricultural purposes, while 44.9% is forested. Of the rest of the land, 8.2% is settled (buildings or roads) and the remainder (5.9%) is non-productive (rivers, glaciers or mountains). The municipality is located on the right side of the
Linth valley. It includes the area from the Linth Canal and
Walensee to the
Schlattbach in the
Netstal. It consists of the village of Mollis and the
hamlets of Beglingen on the Kerenzerberg and the alpine settlement of Mullern. (1919) ==Demographics==