In 1939, the municipality of Mittbach in the former administrative district of Wasserburg am Inn was separated from the municipality of Mittbach (south-)west (below) the forest slope of the "Mittbacher Au" with the lower situated local fields of "Au", "Berg", "Kronacker", "Oberkaging" and "Niederkaging", and was assigned to the municipality of Hohenlinden in the administrative district of Ebersberg.