The catchment of the Hunte is relatively narrow (its maximum width is about ) and it extends from south to north mainly within the state of Lower Saxony but also to a small extent in North Rhine-Westphalia (counties of Minden-Lübbecke and Herford) for a length of about . The highest point of the catchment area is the Nonnenstein in the Wiehen Hills ( NN), the lowest regions of the catchment lie within the marshes on the lower Hunte (partly below sea level).