NSG Jonsdorfer Felsenstadt has 55 named peaks. The highest is Grenztalwächter at 601 m. Other notable peaks include Kleiner Mehlsack, Große und Kleine Orgel and Querx.
There are 55 named mountains in NSG Jonsdorfer Felsenstadt. The highest and the most prominent mountain is Grenztalwächter.

The highest peak in NSG Jonsdorfer Felsenstadt is Grenztalwächter, at 601 m.
Notable peaks in NSG Jonsdorfer Felsenstadt include Grenztalwächter, Kleiner Mehlsack, Große und Kleine Orgel, Querx and Kroatzberspitze.
