Bertizko Jaurerria Natural Park has 17 named peaks. The highest is Aizkolegi at 841 m. Other notable peaks include Paretazar, Paretazarreta and Bagolea.
There are 17 named mountains in Parque Natural Señorío de Bertiz / Bertizko Jaurerria Natur Parkea. The highest and the most prominent mountain is Aizkolegi.

The highest peak in Bertizko Jaurerria Natural Park is Aizkolegi, at 841 m.
Notable peaks in Bertizko Jaurerria Natural Park include Aizkolegi, Paretazar, Paretazarreta, Bagolea and Arregiko Kaskoa.
