Hisåsen naturreservat has 5 named peaks. The highest is Bergflenninga at 165 m. Other notable peaks include Olaholhaugen, Kjøkåsen and Storvikåsen.
There are 5 named mountains in Hisåsen naturreservat. The highest and the most prominent mountain is Bergflenninga.
The highest peak in Hisåsen naturreservat is Bergflenninga, at 165 m.
Notable peaks in Hisåsen naturreservat include Bergflenninga, Olaholhaugen, Kjøkåsen, Storvikåsen and Helvikhammaren.
