Umhausen is a municipality in the Imst district of state of Tyrol in western Austria. It and is located 17 km southeast of Imst at the Ötztaler Ache in the Ötztal. It has 3078 inhabitants.

It is located at the intersection of the Stubai Alps and the Ötztal Alps. The lowest point is in Tumpen (920m), the highest peak of the municipality is the Strahlkogel, at 3,288 m (AA). Its name comes from its great, white, light-reflecting, quartz layers, which allegedly cause the mountain to "radiate" (strahlen). It has the shape of a well-proportioned, steep and pointed pyramid. Ascending the Strahlkogel is difficult and it is thus only rarely visited, unlike the neighbouring 3,287-metre-high Breiter Grieskogel.