The Bezirk Imst is an administrative district (Bezirk) in Tyrol, Austria. It borders the district Reutte in the north, as well as sharing a small border with Bavaria (Germany). It borders the district Innsbruck -Land in the east, South Tyrol (Italy) in the south, and the district Landeck in the west.

Area of the district is 1,724.65 square kilometres (665.89 sq mi), which makes it by area rank 4 of the districts of Tyrol, with a population of 57,734 (as of January 1, 2012) (Number 6 in Tyrol), and a population density of 33 persons per km2. The administrative center of the district is Imst.

The district comprises a part of the upper Inn valley, with its tributary valleys Ötztal , Pitztal , and Gurgltal , and the Mieming Plateau.