Sankt Martin bei Lofer (also written St. Martin bei Lofer) is a municipality in Austria, located in the district of Zell am See in the Pinzgau region of the state of Salzburg.
It lies in the Salzburg Alps area of the eastern Alps, near the village of Lofer, after which its name is partly derived. The municipality is situated in the Saalach valley, close to the border with Germany's Bavaria region.
The area is known for its alpine setting, with surrounding mountains and proximity to the Loferer Steinberge range. It is a small, rural community typical of the Pinzgau district.