Trahütten is a former municipality in the district of Deutschlandsberg, in the Austrian state of Styria. It lies in the western part of Styria, within the Deutschlandsberg district in southern Austria.
Since the 2015 Styria municipal structural reform, Trahütten has been part of the municipality of Deutschlandsberg, having previously existed as an independent municipality. The reform merged a number of small municipalities across Styria into larger administrative units.