Rohrmoos-Untertal is a former municipality in the district of Liezen in Styria, Austria. Since the 2015 Styria municipal structural reform, it is part of the municipality Schladming.

In the mountains to the south of the municipality (Zinkwand, Vetternspitze), mining was carried out, mainly for silver, nickel and zinc.

Nature enthusiasts will enjoy a visit to Rohrmoos-Untertal, though all guests will undoubtedly appreciate the skiing, restaurants and spas. This welcoming, lakefront city also attracts visitors with its mountains, coffeehouses and shopping. There are 7 Rohrmoos-Untertal hotels; February is the most expensive month to travel here, whereas November is the most economical.