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.

The municipality consists of six villages:

Umhausen 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).