Its valley settlements are Hinternaßwald in the northeast, Altenberg an der Rax in the east, Kapellen and Neuberg an der Mürz in the south, Mürzsteg and Frein an der Mürz in the west.
The high Alpine, limestone massifs of the Hochschwab, Veitsch, Schneealpe, Rax and Schneeberg belong to it as do the limestone prealps to the north as far as the Flysch zone.